Home / 72,580,244.40-108,870,366.60-27,132,634.80

Finding the Fourth Proportional to 72,580,244.40, 108,870,366.60 and 27,132,634.80

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Solution

The fourth proportional to 72,580,244.40, 108,870,366.60 and 27,132,634.80 is: 40,698,952.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    72,580,244.40 : 108,870,366.60 = 27,132,634.80 : x
  2. Step 2: Convert to fraction form
    72,580,244.40/108,870,366.60 = 27,132,634.80/x
  3. Step 3: Cross multiply
    72,580,244.40x = 108,870,366.60 × 27,132,634.80
  4. Step 4: Simplify right side
    72,580,244.40x = 2,953,939,897,499,917.50
  5. Step 5: Solve for x
    x = 2,953,939,897,499,917.50/72,580,244.40
  6. Step 6: Final answer
    x = 40,698,952.20

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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.