Home / 729,693,169.59-1,094,726,402.11-212,123,610.07

Finding the Fourth Proportional to 729,693,169.59, 1,094,726,402.11 and 212,123,610.07

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Solution

The fourth proportional to 729,693,169.59, 1,094,726,402.11 and 212,123,610.07 is: 318,239,674.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    729,693,169.59 : 1,094,726,402.11 = 212,123,610.07 : x
  2. Step 2: Convert to fraction form
    729,693,169.59/1,094,726,402.11 = 212,123,610.07/x
  3. Step 3: Cross multiply
    729,693,169.59x = 1,094,726,402.11 × 212,123,610.07
  4. Step 4: Simplify right side
    729,693,169.59x = 232,217,316,454,205,760
  5. Step 5: Solve for x
    x = 232,217,316,454,205,760/729,693,169.59
  6. Step 6: Final answer
    x = 318,239,674.06

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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.