Home / 76,288,301.80-114,432,452.70-67,927,546.60

Finding the Fourth Proportional to 76,288,301.80, 114,432,452.70 and 67,927,546.60

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Solution

The fourth proportional to 76,288,301.80, 114,432,452.70 and 67,927,546.60 is: 101,891,319.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,288,301.80 : 114,432,452.70 = 67,927,546.60 : x
  2. Step 2: Convert to fraction form
    76,288,301.80/114,432,452.70 = 67,927,546.60/x
  3. Step 3: Cross multiply
    76,288,301.80x = 114,432,452.70 × 67,927,546.60
  4. Step 4: Simplify right side
    76,288,301.80x = 7,773,115,763,331,545
  5. Step 5: Solve for x
    x = 7,773,115,763,331,545/76,288,301.80
  6. Step 6: Final answer
    x = 101,891,319.90

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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.