Home / 80,599,115.39-120,898,008.74-23,091,441.92

Finding the Fourth Proportional to 80,599,115.39, 120,898,008.74 and 23,091,441.92

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Solution

The fourth proportional to 80,599,115.39, 120,898,008.74 and 23,091,441.92 is: 34,636,972.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,599,115.39 : 120,898,008.74 = 23,091,441.92 : x
  2. Step 2: Convert to fraction form
    80,599,115.39/120,898,008.74 = 23,091,441.92/x
  3. Step 3: Cross multiply
    80,599,115.39x = 120,898,008.74 × 23,091,441.92
  4. Step 4: Simplify right side
    80,599,115.39x = 2,791,709,346,343,415
  5. Step 5: Solve for x
    x = 2,791,709,346,343,415/80,599,115.39
  6. Step 6: Final answer
    x = 34,636,972.54

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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.