Home / 69,799,597.76-96,298,512.18-40,414,890.80

Finding the Fourth Proportional to 69,799,597.76, 96,298,512.18 and 40,414,890.80

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Solution

The fourth proportional to 69,799,597.76, 96,298,512.18 and 40,414,890.80 is: 55,758,112.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    69,799,597.76 : 96,298,512.18 = 40,414,890.80 : x
  2. Step 2: Convert to fraction form
    69,799,597.76/96,298,512.18 = 40,414,890.80/x
  3. Step 3: Cross multiply
    69,799,597.76x = 96,298,512.18 × 40,414,890.80
  4. Step 4: Simplify right side
    69,799,597.76x = 3,891,893,853,957,170
  5. Step 5: Solve for x
    x = 3,891,893,853,957,170/69,799,597.76
  6. Step 6: Final answer
    x = 55,758,112.92

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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.