Home / 102,609,372.54-141,603,225.15-58,555,494.30

Finding the Fourth Proportional to 102,609,372.54, 141,603,225.15 and 58,555,494.30

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Solution

The fourth proportional to 102,609,372.54, 141,603,225.15 and 58,555,494.30 is: 80,807,889.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    102,609,372.54 : 141,603,225.15 = 58,555,494.30 : x
  2. Step 2: Convert to fraction form
    102,609,372.54/141,603,225.15 = 58,555,494.30/x
  3. Step 3: Cross multiply
    102,609,372.54x = 141,603,225.15 × 58,555,494.30
  4. Step 4: Simplify right side
    102,609,372.54x = 8,291,646,843,132,442
  5. Step 5: Solve for x
    x = 8,291,646,843,132,442/102,609,372.54
  6. Step 6: Final answer
    x = 80,807,889.55

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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.