Home / 146,739,454.20-220,109,181.30-144,471,972.60

Finding the Fourth Proportional to 146,739,454.20, 220,109,181.30 and 144,471,972.60

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Solution

The fourth proportional to 146,739,454.20, 220,109,181.30 and 144,471,972.60 is: 216,707,958.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    146,739,454.20 : 220,109,181.30 = 144,471,972.60 : x
  2. Step 2: Convert to fraction form
    146,739,454.20/220,109,181.30 = 144,471,972.60/x
  3. Step 3: Cross multiply
    146,739,454.20x = 220,109,181.30 × 144,471,972.60
  4. Step 4: Simplify right side
    146,739,454.20x = 31,799,607,609,782,032
  5. Step 5: Solve for x
    x = 31,799,607,609,782,032/146,739,454.20
  6. Step 6: Final answer
    x = 216,707,958.90

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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.