Home / 15,929,152,120.89-21,982,232,079.15-8,792,567,279.70

Finding the Fourth Proportional to 15,929,152,120.89, 21,982,232,079.15 and 8,792,567,279.70

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Solution

The fourth proportional to 15,929,152,120.89, 21,982,232,079.15 and 8,792,567,279.70 is: 12,133,744,034.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,929,152,120.89 : 21,982,232,079.15 = 8,792,567,279.70 : x
  2. Step 2: Convert to fraction form
    15,929,152,120.89/21,982,232,079.15 = 8,792,567,279.70/x
  3. Step 3: Cross multiply
    15,929,152,120.89x = 21,982,232,079.15 × 8,792,567,279.70
  4. Step 4: Simplify right side
    15,929,152,120.89x = 193,280,254,513,906,024,448
  5. Step 5: Solve for x
    x = 193,280,254,513,906,024,448/15,929,152,120.89
  6. Step 6: Final answer
    x = 12,133,744,034.02

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.