Home / 80,151,993,326.88-120,123,402,396.66-44,777,919,877.92

Finding the Fourth Proportional to 80,151,993,326.88, 120,123,402,396.66 and 44,777,919,877.92

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Solution

The fourth proportional to 80,151,993,326.88, 120,123,402,396.66 and 44,777,919,877.92 is: 67,108,450,641.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,151,993,326.88 : 120,123,402,396.66 = 44,777,919,877.92 : x
  2. Step 2: Convert to fraction form
    80,151,993,326.88/120,123,402,396.66 = 44,777,919,877.92/x
  3. Step 3: Cross multiply
    80,151,993,326.88x = 120,123,402,396.66 × 44,777,919,877.92
  4. Step 4: Simplify right side
    80,151,993,326.88x = 5,378,876,087,980,784,615,424
  5. Step 5: Solve for x
    x = 5,378,876,087,980,784,615,424/80,151,993,326.88
  6. Step 6: Final answer
    x = 67,108,450,641.33

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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.