Home / 332,327,645.80-498,583,614.30-138,330,442.60

Finding the Fourth Proportional to 332,327,645.80, 498,583,614.30 and 138,330,442.60

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Solution

The fourth proportional to 332,327,645.80, 498,583,614.30 and 138,330,442.60 is: 207,534,019.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    332,327,645.80 : 498,583,614.30 = 138,330,442.60 : x
  2. Step 2: Convert to fraction form
    332,327,645.80/498,583,614.30 = 138,330,442.60/x
  3. Step 3: Cross multiply
    332,327,645.80x = 498,583,614.30 × 138,330,442.60
  4. Step 4: Simplify right side
    332,327,645.80x = 68,969,292,039,226,688
  5. Step 5: Solve for x
    x = 68,969,292,039,226,688/332,327,645.80
  6. Step 6: Final answer
    x = 207,534,019.25

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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.