Home / 72,416,425.65-108,530,160.08-33,550,373.85

Finding the Fourth Proportional to 72,416,425.65, 108,530,160.08 and 33,550,373.85

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Solution

The fourth proportional to 72,416,425.65, 108,530,160.08 and 33,550,373.85 is: 50,281,789.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,416,425.65 : 108,530,160.08 = 33,550,373.85 : x
  2. Step 2: Convert to fraction form
    72,416,425.65/108,530,160.08 = 33,550,373.85/x
  3. Step 3: Cross multiply
    72,416,425.65x = 108,530,160.08 × 33,550,373.85
  4. Step 4: Simplify right side
    72,416,425.65x = 3,641,227,444,516,594.50
  5. Step 5: Solve for x
    x = 3,641,227,444,516,594.50/72,416,425.65
  6. Step 6: Final answer
    x = 50,281,789.14

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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.