Home / 87,863,983.16-121,253,283.18-50,192,136.23

Finding the Fourth Proportional to 87,863,983.16, 121,253,283.18 and 50,192,136.23

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Solution

The fourth proportional to 87,863,983.16, 121,253,283.18 and 50,192,136.23 is: 69,265,711.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    87,863,983.16 : 121,253,283.18 = 50,192,136.23 : x
  2. Step 2: Convert to fraction form
    87,863,983.16/121,253,283.18 = 50,192,136.23/x
  3. Step 3: Cross multiply
    87,863,983.16x = 121,253,283.18 × 50,192,136.23
  4. Step 4: Simplify right side
    87,863,983.16x = 6,085,961,307,099,062
  5. Step 5: Solve for x
    x = 6,085,961,307,099,062/87,863,983.16
  6. Step 6: Final answer
    x = 69,265,711.48

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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.