Home / 80,447,894,417.54-120,629,940,997.98-37,941,378,652.08

Finding the Fourth Proportional to 80,447,894,417.54, 120,629,940,997.98 and 37,941,378,652.08

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Solution

The fourth proportional to 80,447,894,417.54, 120,629,940,997.98 and 37,941,378,652.08 is: 56,892,306,521.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,447,894,417.54 : 120,629,940,997.98 = 37,941,378,652.08 : x
  2. Step 2: Convert to fraction form
    80,447,894,417.54/120,629,940,997.98 = 37,941,378,652.08/x
  3. Step 3: Cross multiply
    80,447,894,417.54x = 120,629,940,997.98 × 37,941,378,652.08
  4. Step 4: Simplify right side
    80,447,894,417.54x = 4,576,866,268,182,428,516,352
  5. Step 5: Solve for x
    x = 4,576,866,268,182,428,516,352/80,447,894,417.54
  6. Step 6: Final answer
    x = 56,892,306,521.14

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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.