Home / 73,507,801.60-110,261,702.40-49,321,331.20

Finding the Fourth Proportional to 73,507,801.60, 110,261,702.40 and 49,321,331.20

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Solution

The fourth proportional to 73,507,801.60, 110,261,702.40 and 49,321,331.20 is: 73,981,996.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,507,801.60 : 110,261,702.40 = 49,321,331.20 : x
  2. Step 2: Convert to fraction form
    73,507,801.60/110,261,702.40 = 49,321,331.20/x
  3. Step 3: Cross multiply
    73,507,801.60x = 110,261,702.40 × 49,321,331.20
  4. Step 4: Simplify right side
    73,507,801.60x = 5,438,253,942,746,236
  5. Step 5: Solve for x
    x = 5,438,253,942,746,236/73,507,801.60
  6. Step 6: Final answer
    x = 73,981,996.80

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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.