Home / 110,964,715.56-165,766,650.66-79,994,991.15

Finding the Fourth Proportional to 110,964,715.56, 165,766,650.66 and 79,994,991.15

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Solution

The fourth proportional to 110,964,715.56, 165,766,650.66 and 79,994,991.15 is: 119,501,966.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,964,715.56 : 165,766,650.66 = 79,994,991.15 : x
  2. Step 2: Convert to fraction form
    110,964,715.56/165,766,650.66 = 79,994,991.15/x
  3. Step 3: Cross multiply
    110,964,715.56x = 165,766,650.66 × 79,994,991.15
  4. Step 4: Simplify right side
    110,964,715.56x = 13,260,501,752,511,842
  5. Step 5: Solve for x
    x = 13,260,501,752,511,842/110,964,715.56
  6. Step 6: Final answer
    x = 119,501,966.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.