Home / 80,597,260.80-120,895,891.20-48,348,633.60

Finding the Fourth Proportional to 80,597,260.80, 120,895,891.20 and 48,348,633.60

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Solution

The fourth proportional to 80,597,260.80, 120,895,891.20 and 48,348,633.60 is: 72,522,950.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,597,260.80 : 120,895,891.20 = 48,348,633.60 : x
  2. Step 2: Convert to fraction form
    80,597,260.80/120,895,891.20 = 48,348,633.60/x
  3. Step 3: Cross multiply
    80,597,260.80x = 120,895,891.20 × 48,348,633.60
  4. Step 4: Simplify right side
    80,597,260.80x = 5,845,151,147,374,265
  5. Step 5: Solve for x
    x = 5,845,151,147,374,265/80,597,260.80
  6. Step 6: Final answer
    x = 72,522,950.40

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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.