Home / 178,677,781.20-268,016,671.80-63,792,046.80

Finding the Fourth Proportional to 178,677,781.20, 268,016,671.80 and 63,792,046.80

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Solution

The fourth proportional to 178,677,781.20, 268,016,671.80 and 63,792,046.80 is: 95,688,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    178,677,781.20 : 268,016,671.80 = 63,792,046.80 : x
  2. Step 2: Convert to fraction form
    178,677,781.20/268,016,671.80 = 63,792,046.80/x
  3. Step 3: Cross multiply
    178,677,781.20x = 268,016,671.80 × 63,792,046.80
  4. Step 4: Simplify right side
    178,677,781.20x = 17,097,332,070,645,840
  5. Step 5: Solve for x
    x = 17,097,332,070,645,840/178,677,781.20
  6. Step 6: Final answer
    x = 95,688,070.20

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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.