Home / 119,873,332.48-165,425,199.36-64,869,189.52

Finding the Fourth Proportional to 119,873,332.48, 165,425,199.36 and 64,869,189.52

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Solution

The fourth proportional to 119,873,332.48, 165,425,199.36 and 64,869,189.52 is: 89,519,481.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,873,332.48 : 165,425,199.36 = 64,869,189.52 : x
  2. Step 2: Convert to fraction form
    119,873,332.48/165,425,199.36 = 64,869,189.52/x
  3. Step 3: Cross multiply
    119,873,332.48x = 165,425,199.36 × 64,869,189.52
  4. Step 4: Simplify right side
    119,873,332.48x = 10,730,998,608,667,624
  5. Step 5: Solve for x
    x = 10,730,998,608,667,624/119,873,332.48
  6. Step 6: Final answer
    x = 89,519,481.83

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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.