Home / 9,657,792,136.40-14,486,688,204.60-9,385,694,344.40

Finding the Fourth Proportional to 9,657,792,136.40, 14,486,688,204.60 and 9,385,694,344.40

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Solution

The fourth proportional to 9,657,792,136.40, 14,486,688,204.60 and 9,385,694,344.40 is: 14,078,541,516.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657,792,136.40 : 14,486,688,204.60 = 9,385,694,344.40 : x
  2. Step 2: Convert to fraction form
    9,657,792,136.40/14,486,688,204.60 = 9,385,694,344.40/x
  3. Step 3: Cross multiply
    9,657,792,136.40x = 14,486,688,204.60 × 9,385,694,344.40
  4. Step 4: Simplify right side
    9,657,792,136.40x = 135,967,627,551,000,412,160
  5. Step 5: Solve for x
    x = 135,967,627,551,000,412,160/9,657,792,136.40
  6. Step 6: Final answer
    x = 14,078,541,516.60

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Half scale
Find fourth proportional to 19,315,584,272.80, 28,973,376,409.20 and 18,771,388,688.80
Double scale
Find fourth proportional to 9,657,792,137.40, 14,486,688,206.10 and 9,385,694,345.40
Similar ratio
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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.