Home / 125,186,460.55-187,647,158.49-42,109,124.83

Finding the Fourth Proportional to 125,186,460.55, 187,647,158.49 and 42,109,124.83

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Solution

The fourth proportional to 125,186,460.55, 187,647,158.49 and 42,109,124.83 is: 63,119,107.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,186,460.55 : 187,647,158.49 = 42,109,124.83 : x
  2. Step 2: Convert to fraction form
    125,186,460.55/187,647,158.49 = 42,109,124.83/x
  3. Step 3: Cross multiply
    125,186,460.55x = 187,647,158.49 × 42,109,124.83
  4. Step 4: Simplify right side
    125,186,460.55x = 7,901,657,620,850,204
  5. Step 5: Solve for x
    x = 7,901,657,620,850,204/125,186,460.55
  6. Step 6: Final answer
    x = 63,119,107.18

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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.