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Finding the Fourth Proportional to 9,657,926,587.20, 14,486,889,880.80 and 9,657,926,587.20

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Solution

The fourth proportional to 9,657,926,587.20, 14,486,889,880.80 and 9,657,926,587.20 is: 14,486,889,880.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657,926,587.20 : 14,486,889,880.80 = 9,657,926,587.20 : x
  2. Step 2: Convert to fraction form
    9,657,926,587.20/14,486,889,880.80 = 9,657,926,587.20/x
  3. Step 3: Cross multiply
    9,657,926,587.20x = 14,486,889,880.80 × 9,657,926,587.20
  4. Step 4: Simplify right side
    9,657,926,587.20x = 139,913,318,945,616,969,728
  5. Step 5: Solve for x
    x = 139,913,318,945,616,969,728/9,657,926,587.20
  6. Step 6: Final answer
    x = 14,486,889,880.80

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Double scale
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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.