Home / 149,287,672.20-223,915,589.10-52,245,233.40

Finding the Fourth Proportional to 149,287,672.20, 223,915,589.10 and 52,245,233.40

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Solution

The fourth proportional to 149,287,672.20, 223,915,589.10 and 52,245,233.40 is: 78,362,278.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    149,287,672.20 : 223,915,589.10 = 52,245,233.40 : x
  2. Step 2: Convert to fraction form
    149,287,672.20/223,915,589.10 = 52,245,233.40/x
  3. Step 3: Cross multiply
    149,287,672.20x = 223,915,589.10 × 52,245,233.40
  4. Step 4: Simplify right side
    149,287,672.20x = 11,698,522,214,427,996
  5. Step 5: Solve for x
    x = 11,698,522,214,427,996/149,287,672.20
  6. Step 6: Final answer
    x = 78,362,278.96

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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.