Home / 67,151,330.60-100,726,995.90-61,860,540.20

Finding the Fourth Proportional to 67,151,330.60, 100,726,995.90 and 61,860,540.20

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Solution

The fourth proportional to 67,151,330.60, 100,726,995.90 and 61,860,540.20 is: 92,790,810.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    67,151,330.60 : 100,726,995.90 = 61,860,540.20 : x
  2. Step 2: Convert to fraction form
    67,151,330.60/100,726,995.90 = 61,860,540.20/x
  3. Step 3: Cross multiply
    67,151,330.60x = 100,726,995.90 × 61,860,540.20
  4. Step 4: Simplify right side
    67,151,330.60x = 6,231,026,379,097,186
  5. Step 5: Solve for x
    x = 6,231,026,379,097,186/67,151,330.60
  6. Step 6: Final answer
    x = 92,790,810.30

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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.