Home / 148,189,181.20-222,140,304.56-66,261,711.76

Finding the Fourth Proportional to 148,189,181.20, 222,140,304.56 and 66,261,711.76

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Solution

The fourth proportional to 148,189,181.20, 222,140,304.56 and 66,261,711.76 is: 99,328,417.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    148,189,181.20 : 222,140,304.56 = 66,261,711.76 : x
  2. Step 2: Convert to fraction form
    148,189,181.20/222,140,304.56 = 66,261,711.76/x
  3. Step 3: Cross multiply
    148,189,181.20x = 222,140,304.56 × 66,261,711.76
  4. Step 4: Simplify right side
    148,189,181.20x = 14,719,396,831,033,334
  5. Step 5: Solve for x
    x = 14,719,396,831,033,334/148,189,181.20
  6. Step 6: Final answer
    x = 99,328,417.31

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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.