Home / 137,961,222.60-206,765,999.10-73,296,006.60

Finding the Fourth Proportional to 137,961,222.60, 206,765,999.10 and 73,296,006.60

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Solution

The fourth proportional to 137,961,222.60, 206,765,999.10 and 73,296,006.60 is: 109,850,592.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,961,222.60 : 206,765,999.10 = 73,296,006.60 : x
  2. Step 2: Convert to fraction form
    137,961,222.60/206,765,999.10 = 73,296,006.60/x
  3. Step 3: Cross multiply
    137,961,222.60x = 206,765,999.10 × 73,296,006.60
  4. Step 4: Simplify right side
    137,961,222.60x = 15,155,122,034,689,192
  5. Step 5: Solve for x
    x = 15,155,122,034,689,192/137,961,222.60
  6. Step 6: Final answer
    x = 109,850,592.43

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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.