Home / 90,418,263.12-135,546,645.17-32,869,993.46

Finding the Fourth Proportional to 90,418,263.12, 135,546,645.17 and 32,869,993.46

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Solution

The fourth proportional to 90,418,263.12, 135,546,645.17 and 32,869,993.46 is: 49,275,635.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,418,263.12 : 135,546,645.17 = 32,869,993.46 : x
  2. Step 2: Convert to fraction form
    90,418,263.12/135,546,645.17 = 32,869,993.46/x
  3. Step 3: Cross multiply
    90,418,263.12x = 135,546,645.17 × 32,869,993.46
  4. Step 4: Simplify right side
    90,418,263.12x = 4,455,417,339,667,282.50
  5. Step 5: Solve for x
    x = 4,455,417,339,667,282.50/90,418,263.12
  6. Step 6: Final answer
    x = 49,275,635.10

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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.