Home / 731,981,406.76-1,098,007,422.54-240,683,799.40

Finding the Fourth Proportional to 731,981,406.76, 1,098,007,422.54 and 240,683,799.40

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Solution

The fourth proportional to 731,981,406.76, 1,098,007,422.54 and 240,683,799.40 is: 361,037,310.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    731,981,406.76 : 1,098,007,422.54 = 240,683,799.40 : x
  2. Step 2: Convert to fraction form
    731,981,406.76/1,098,007,422.54 = 240,683,799.40/x
  3. Step 3: Cross multiply
    731,981,406.76x = 1,098,007,422.54 × 240,683,799.40
  4. Step 4: Simplify right side
    731,981,406.76x = 264,272,598,226,328,384
  5. Step 5: Solve for x
    x = 264,272,598,226,328,384/731,981,406.76
  6. Step 6: Final answer
    x = 361,037,310.22

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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.