Home / 125,010,002.10-187,515,003.15-64,543,826.10

Finding the Fourth Proportional to 125,010,002.10, 187,515,003.15 and 64,543,826.10

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Solution

The fourth proportional to 125,010,002.10, 187,515,003.15 and 64,543,826.10 is: 96,815,739.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,010,002.10 : 187,515,003.15 = 64,543,826.10 : x
  2. Step 2: Convert to fraction form
    125,010,002.10/187,515,003.15 = 64,543,826.10/x
  3. Step 3: Cross multiply
    125,010,002.10x = 187,515,003.15 × 64,543,826.10
  4. Step 4: Simplify right side
    125,010,002.10x = 12,102,935,754,454,552
  5. Step 5: Solve for x
    x = 12,102,935,754,454,552/125,010,002.10
  6. Step 6: Final answer
    x = 96,815,739.15

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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.