Home / 95,231,541.92-142,865,698.80-40,643,330.72

Finding the Fourth Proportional to 95,231,541.92, 142,865,698.80 and 40,643,330.72

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Solution

The fourth proportional to 95,231,541.92, 142,865,698.80 and 40,643,330.72 is: 60,972,842.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,231,541.92 : 142,865,698.80 = 40,643,330.72 : x
  2. Step 2: Convert to fraction form
    95,231,541.92/142,865,698.80 = 40,643,330.72/x
  3. Step 3: Cross multiply
    95,231,541.92x = 142,865,698.80 × 40,643,330.72
  4. Step 4: Simplify right side
    95,231,541.92x = 5,806,537,844,872,307
  5. Step 5: Solve for x
    x = 5,806,537,844,872,307/95,231,541.92
  6. Step 6: Final answer
    x = 60,972,842.90

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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.