Home / 168,264,002.40-252,396,003.60-53,257,545.60

Finding the Fourth Proportional to 168,264,002.40, 252,396,003.60 and 53,257,545.60

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Solution

The fourth proportional to 168,264,002.40, 252,396,003.60 and 53,257,545.60 is: 79,886,318.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,264,002.40 : 252,396,003.60 = 53,257,545.60 : x
  2. Step 2: Convert to fraction form
    168,264,002.40/252,396,003.60 = 53,257,545.60/x
  3. Step 3: Cross multiply
    168,264,002.40x = 252,396,003.60 × 53,257,545.60
  4. Step 4: Simplify right side
    168,264,002.40x = 13,441,991,670,984,764
  5. Step 5: Solve for x
    x = 13,441,991,670,984,764/168,264,002.40
  6. Step 6: Final answer
    x = 79,886,318.40

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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.