Home / 9,657,792,128.40-14,486,688,192.60-9,276,855,219.60

Finding the Fourth Proportional to 9,657,792,128.40, 14,486,688,192.60 and 9,276,855,219.60

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Solution

The fourth proportional to 9,657,792,128.40, 14,486,688,192.60 and 9,276,855,219.60 is: 13,915,282,829.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,657,792,128.40 : 14,486,688,192.60 = 9,276,855,219.60 : x
  2. Step 2: Convert to fraction form
    9,657,792,128.40/14,486,688,192.60 = 9,276,855,219.60/x
  3. Step 3: Cross multiply
    9,657,792,128.40x = 14,486,688,192.60 × 9,276,855,219.60
  4. Step 4: Simplify right side
    9,657,792,128.40x = 134,390,908,974,239,006,720
  5. Step 5: Solve for x
    x = 134,390,908,974,239,006,720/9,657,792,128.40
  6. Step 6: Final answer
    x = 13,915,282,829.40

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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.