Home / 187,339,869.42-258,532,080.54-102,565,574

Finding the Fourth Proportional to 187,339,869.42, 258,532,080.54 and 102,565,574

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Solution

The fourth proportional to 187,339,869.42, 258,532,080.54 and 102,565,574 is: 141,542,167.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,339,869.42 : 258,532,080.54 = 102,565,574 : x
  2. Step 2: Convert to fraction form
    187,339,869.42/258,532,080.54 = 102,565,574/x
  3. Step 3: Cross multiply
    187,339,869.42x = 258,532,080.54 × 102,565,574
  4. Step 4: Simplify right side
    187,339,869.42x = 26,516,491,237,999,328
  5. Step 5: Solve for x
    x = 26,516,491,237,999,328/187,339,869.42
  6. Step 6: Final answer
    x = 141,542,167.83

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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.