Home / 154,413,452.18-231,549,545.46-92,193,010.58

Finding the Fourth Proportional to 154,413,452.18, 231,549,545.46 and 92,193,010.58

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Solution

The fourth proportional to 154,413,452.18, 231,549,545.46 and 92,193,010.58 is: 138,247,344.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,413,452.18 : 231,549,545.46 = 92,193,010.58 : x
  2. Step 2: Convert to fraction form
    154,413,452.18/231,549,545.46 = 92,193,010.58/x
  3. Step 3: Cross multiply
    154,413,452.18x = 231,549,545.46 × 92,193,010.58
  4. Step 4: Simplify right side
    154,413,452.18x = 21,347,249,694,387,972
  5. Step 5: Solve for x
    x = 21,347,249,694,387,972/154,413,452.18
  6. Step 6: Final answer
    x = 138,247,344.34

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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.