Home / 148,332,949.20-222,593,902.20-86,921,989.20

Finding the Fourth Proportional to 148,332,949.20, 222,593,902.20 and 86,921,989.20

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Solution

The fourth proportional to 148,332,949.20, 222,593,902.20 and 86,921,989.20 is: 130,438,347.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,332,949.20 : 222,593,902.20 = 86,921,989.20 : x
  2. Step 2: Convert to fraction form
    148,332,949.20/222,593,902.20 = 86,921,989.20/x
  3. Step 3: Cross multiply
    148,332,949.20x = 222,593,902.20 × 86,921,989.20
  4. Step 4: Simplify right side
    148,332,949.20x = 19,348,304,763,014,256
  5. Step 5: Solve for x
    x = 19,348,304,763,014,256/148,332,949.20
  6. Step 6: Final answer
    x = 130,438,347.43

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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.