Home / 148,744,195.20-223,116,292.80-80,719,747.20

Finding the Fourth Proportional to 148,744,195.20, 223,116,292.80 and 80,719,747.20

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Solution

The fourth proportional to 148,744,195.20, 223,116,292.80 and 80,719,747.20 is: 121,079,620.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,744,195.20 : 223,116,292.80 = 80,719,747.20 : x
  2. Step 2: Convert to fraction form
    148,744,195.20/223,116,292.80 = 80,719,747.20/x
  3. Step 3: Cross multiply
    148,744,195.20x = 223,116,292.80 × 80,719,747.20
  4. Step 4: Simplify right side
    148,744,195.20x = 18,009,890,751,017,182
  5. Step 5: Solve for x
    x = 18,009,890,751,017,182/148,744,195.20
  6. Step 6: Final answer
    x = 121,079,620.80

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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.