Home / 221,337,375.80-332,055,830.10-67,990,508.60

Finding the Fourth Proportional to 221,337,375.80, 332,055,830.10 and 67,990,508.60

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Solution

The fourth proportional to 221,337,375.80, 332,055,830.10 and 67,990,508.60 is: 102,001,050.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,337,375.80 : 332,055,830.10 = 67,990,508.60 : x
  2. Step 2: Convert to fraction form
    221,337,375.80/332,055,830.10 = 67,990,508.60/x
  3. Step 3: Cross multiply
    221,337,375.80x = 332,055,830.10 × 67,990,508.60
  4. Step 4: Simplify right side
    221,337,375.80x = 22,576,644,772,094,188
  5. Step 5: Solve for x
    x = 22,576,644,772,094,188/221,337,375.80
  6. Step 6: Final answer
    x = 102,001,050.16

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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.