Home / 119,576,044.60-179,364,066.90-90,665,654.20

Finding the Fourth Proportional to 119,576,044.60, 179,364,066.90 and 90,665,654.20

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Solution

The fourth proportional to 119,576,044.60, 179,364,066.90 and 90,665,654.20 is: 135,998,481.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,576,044.60 : 179,364,066.90 = 90,665,654.20 : x
  2. Step 2: Convert to fraction form
    119,576,044.60/179,364,066.90 = 90,665,654.20/x
  3. Step 3: Cross multiply
    119,576,044.60x = 179,364,066.90 × 90,665,654.20
  4. Step 4: Simplify right side
    119,576,044.60x = 16,262,160,465,461,068
  5. Step 5: Solve for x
    x = 16,262,160,465,461,068/119,576,044.60
  6. Step 6: Final answer
    x = 135,998,481.30

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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.