Home / 95,231,542.92-142,865,700.30-40,643,331.72

Finding the Fourth Proportional to 95,231,542.92, 142,865,700.30 and 40,643,331.72

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Solution

The fourth proportional to 95,231,542.92, 142,865,700.30 and 40,643,331.72 is: 60,972,844.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,231,542.92 : 142,865,700.30 = 40,643,331.72 : x
  2. Step 2: Convert to fraction form
    95,231,542.92/142,865,700.30 = 40,643,331.72/x
  3. Step 3: Cross multiply
    95,231,542.92x = 142,865,700.30 × 40,643,331.72
  4. Step 4: Simplify right side
    95,231,542.92x = 5,806,538,048,703,004
  5. Step 5: Solve for x
    x = 5,806,538,048,703,004/95,231,542.92
  6. Step 6: Final answer
    x = 60,972,844.40

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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.