Home / 125,361,010.80-188,041,516.20-39,099,279.15

Finding the Fourth Proportional to 125,361,010.80, 188,041,516.20 and 39,099,279.15

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Solution

The fourth proportional to 125,361,010.80, 188,041,516.20 and 39,099,279.15 is: 58,648,918.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    125,361,010.80 : 188,041,516.20 = 39,099,279.15 : x
  2. Step 2: Convert to fraction form
    125,361,010.80/188,041,516.20 = 39,099,279.15/x
  3. Step 3: Cross multiply
    125,361,010.80x = 188,041,516.20 × 39,099,279.15
  4. Step 4: Simplify right side
    125,361,010.80x = 7,352,287,733,693,046
  5. Step 5: Solve for x
    x = 7,352,287,733,693,046/125,361,010.80
  6. Step 6: Final answer
    x = 58,648,918.73

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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.