Home / 80,825,886.60-121,315,479.15-50,027,302.93

Finding the Fourth Proportional to 80,825,886.60, 121,315,479.15 and 50,027,302.93

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Solution

The fourth proportional to 80,825,886.60, 121,315,479.15 and 50,027,302.93 is: 75,088,396.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,825,886.60 : 121,315,479.15 = 50,027,302.93 : x
  2. Step 2: Convert to fraction form
    80,825,886.60/121,315,479.15 = 50,027,302.93/x
  3. Step 3: Cross multiply
    80,825,886.60x = 121,315,479.15 × 50,027,302.93
  4. Step 4: Simplify right side
    80,825,886.60x = 6,069,086,225,345,745
  5. Step 5: Solve for x
    x = 6,069,086,225,345,745/80,825,886.60
  6. Step 6: Final answer
    x = 75,088,396.56

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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.