Home / 95,228,881.92-142,861,708.80-40,640,670.72

Finding the Fourth Proportional to 95,228,881.92, 142,861,708.80 and 40,640,670.72

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Solution

The fourth proportional to 95,228,881.92, 142,861,708.80 and 40,640,670.72 is: 60,968,852.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,228,881.92 : 142,861,708.80 = 40,640,670.72 : x
  2. Step 2: Convert to fraction form
    95,228,881.92/142,861,708.80 = 40,640,670.72/x
  3. Step 3: Cross multiply
    95,228,881.92x = 142,861,708.80 × 40,640,670.72
  4. Step 4: Simplify right side
    95,228,881.92x = 5,805,995,665,837,327
  5. Step 5: Solve for x
    x = 5,805,995,665,837,327/95,228,881.92
  6. Step 6: Final answer
    x = 60,968,852.61

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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.