Home / 112,521,649.20-168,656,502.60-64,022,737.20

Finding the Fourth Proportional to 112,521,649.20, 168,656,502.60 and 64,022,737.20

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Solution

The fourth proportional to 112,521,649.20, 168,656,502.60 and 64,022,737.20 is: 95,962,430.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    112,521,649.20 : 168,656,502.60 = 64,022,737.20 : x
  2. Step 2: Convert to fraction form
    112,521,649.20/168,656,502.60 = 64,022,737.20/x
  3. Step 3: Cross multiply
    112,521,649.20x = 168,656,502.60 × 64,022,737.20
  4. Step 4: Simplify right side
    112,521,649.20x = 10,797,850,943,030,916
  5. Step 5: Solve for x
    x = 10,797,850,943,030,916/112,521,649.20
  6. Step 6: Final answer
    x = 95,962,430.52

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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.