Home / 268,016,685.80-402,025,028.70-95,688,084.20

Finding the Fourth Proportional to 268,016,685.80, 402,025,028.70 and 95,688,084.20

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Solution

The fourth proportional to 268,016,685.80, 402,025,028.70 and 95,688,084.20 is: 143,532,126.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    268,016,685.80 : 402,025,028.70 = 95,688,084.20 : x
  2. Step 2: Convert to fraction form
    268,016,685.80/402,025,028.70 = 95,688,084.20/x
  3. Step 3: Cross multiply
    268,016,685.80x = 402,025,028.70 × 95,688,084.20
  4. Step 4: Simplify right side
    268,016,685.80x = 38,469,004,796,753,016
  5. Step 5: Solve for x
    x = 38,469,004,796,753,016/268,016,685.80
  6. Step 6: Final answer
    x = 143,532,126.30

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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.