Home / 576,011,542.92-794,898,036.12-311,693,538.06

Finding the Fourth Proportional to 576,011,542.92, 794,898,036.12 and 311,693,538.06

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Solution

The fourth proportional to 576,011,542.92, 794,898,036.12 and 311,693,538.06 is: 430,138,222.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    576,011,542.92 : 794,898,036.12 = 311,693,538.06 : x
  2. Step 2: Convert to fraction form
    576,011,542.92/794,898,036.12 = 311,693,538.06/x
  3. Step 3: Cross multiply
    576,011,542.92x = 794,898,036.12 × 311,693,538.06
  4. Step 4: Simplify right side
    576,011,542.92x = 247,764,581,275,188,480
  5. Step 5: Solve for x
    x = 247,764,581,275,188,480/576,011,542.92
  6. Step 6: Final answer
    x = 430,138,222.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.