Home / 109,929,168.70-165,056,465.85-61,503,739.90

Finding the Fourth Proportional to 109,929,168.70, 165,056,465.85 and 61,503,739.90

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Solution

The fourth proportional to 109,929,168.70, 165,056,465.85 and 61,503,739.90 is: 92,346,645.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,929,168.70 : 165,056,465.85 = 61,503,739.90 : x
  2. Step 2: Convert to fraction form
    109,929,168.70/165,056,465.85 = 61,503,739.90/x
  3. Step 3: Cross multiply
    109,929,168.70x = 165,056,465.85 × 61,503,739.90
  4. Step 4: Simplify right side
    109,929,168.70x = 10,151,589,944,451,632
  5. Step 5: Solve for x
    x = 10,151,589,944,451,632/109,929,168.70
  6. Step 6: Final answer
    x = 92,346,645.25

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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.