Home / 80,573,759.60-111,188,311.32-45,766,341.68

Finding the Fourth Proportional to 80,573,759.60, 111,188,311.32 and 45,766,341.68

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Solution

The fourth proportional to 80,573,759.60, 111,188,311.32 and 45,766,341.68 is: 63,155,576.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,573,759.60 : 111,188,311.32 = 45,766,341.68 : x
  2. Step 2: Convert to fraction form
    80,573,759.60/111,188,311.32 = 45,766,341.68/x
  3. Step 3: Cross multiply
    80,573,759.60x = 111,188,311.32 × 45,766,341.68
  4. Step 4: Simplify right side
    80,573,759.60x = 5,088,682,246,693,331
  5. Step 5: Solve for x
    x = 5,088,682,246,693,331/80,573,759.60
  6. Step 6: Final answer
    x = 63,155,576.60

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.