Home / 724,439,321.15-1,086,428,614.51-233,038,207.10

Finding the Fourth Proportional to 724,439,321.15, 1,086,428,614.51 and 233,038,207.10

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Solution

The fourth proportional to 724,439,321.15, 1,086,428,614.51 and 233,038,207.10 is: 349,483,205.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    724,439,321.15 : 1,086,428,614.51 = 233,038,207.10 : x
  2. Step 2: Convert to fraction form
    724,439,321.15/1,086,428,614.51 = 233,038,207.10/x
  3. Step 3: Cross multiply
    724,439,321.15x = 1,086,428,614.51 × 233,038,207.10
  4. Step 4: Simplify right side
    724,439,321.15x = 253,179,376,471,055,840
  5. Step 5: Solve for x
    x = 253,179,376,471,055,840/724,439,321.15
  6. Step 6: Final answer
    x = 349,483,205.95

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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.