Home / 119,873,481.54-165,425,404.86-64,869,338.04

Finding the Fourth Proportional to 119,873,481.54, 165,425,404.86 and 64,869,338.04

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Solution

The fourth proportional to 119,873,481.54, 165,425,404.86 and 64,869,338.04 is: 89,519,686.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,481.54 : 165,425,404.86 = 64,869,338.04 : x
  2. Step 2: Convert to fraction form
    119,873,481.54/165,425,404.86 = 64,869,338.04/x
  3. Step 3: Cross multiply
    119,873,481.54x = 165,425,404.86 × 64,869,338.04
  4. Step 4: Simplify right side
    119,873,481.54x = 10,731,036,508,267,200
  5. Step 5: Solve for x
    x = 10,731,036,508,267,200/119,873,481.54
  6. Step 6: Final answer
    x = 89,519,686.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.