Home / 78,744,524.20-118,116,786.30-44,165,429.80

Finding the Fourth Proportional to 78,744,524.20, 118,116,786.30 and 44,165,429.80

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Solution

The fourth proportional to 78,744,524.20, 118,116,786.30 and 44,165,429.80 is: 66,248,144.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    78,744,524.20 : 118,116,786.30 = 44,165,429.80 : x
  2. Step 2: Convert to fraction form
    78,744,524.20/118,116,786.30 = 44,165,429.80/x
  3. Step 3: Cross multiply
    78,744,524.20x = 118,116,786.30 × 44,165,429.80
  4. Step 4: Simplify right side
    78,744,524.20x = 5,216,678,633,534,251
  5. Step 5: Solve for x
    x = 5,216,678,633,534,251/78,744,524.20
  6. Step 6: Final answer
    x = 66,248,144.70

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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.