Home / 148,170,142.80-222,263,612.28-45,948,713.04

Finding the Fourth Proportional to 148,170,142.80, 222,263,612.28 and 45,948,713.04

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Solution

The fourth proportional to 148,170,142.80, 222,263,612.28 and 45,948,713.04 is: 68,925,673.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,170,142.80 : 222,263,612.28 = 45,948,713.04 : x
  2. Step 2: Convert to fraction form
    148,170,142.80/222,263,612.28 = 45,948,713.04/x
  3. Step 3: Cross multiply
    148,170,142.80x = 222,263,612.28 × 45,948,713.04
  4. Step 4: Simplify right side
    148,170,142.80x = 10,212,726,939,887,540
  5. Step 5: Solve for x
    x = 10,212,726,939,887,540/148,170,142.80
  6. Step 6: Final answer
    x = 68,925,673.87

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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.