Home / 49,897,220.40-74,845,830.60-43,726,186.80

Finding the Fourth Proportional to 49,897,220.40, 74,845,830.60 and 43,726,186.80

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Solution

The fourth proportional to 49,897,220.40, 74,845,830.60 and 43,726,186.80 is: 65,589,280.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,897,220.40 : 74,845,830.60 = 43,726,186.80 : x
  2. Step 2: Convert to fraction form
    49,897,220.40/74,845,830.60 = 43,726,186.80/x
  3. Step 3: Cross multiply
    49,897,220.40x = 74,845,830.60 × 43,726,186.80
  4. Step 4: Simplify right side
    49,897,220.40x = 3,272,722,770,016,755.50
  5. Step 5: Solve for x
    x = 3,272,722,770,016,755.50/49,897,220.40
  6. Step 6: Final answer
    x = 65,589,280.20

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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.