Home / 99,267,999.60-148,608,066.60-73,821,817.20

Finding the Fourth Proportional to 99,267,999.60, 148,608,066.60 and 73,821,817.20

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Solution

The fourth proportional to 99,267,999.60, 148,608,066.60 and 73,821,817.20 is: 110,514,139.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,267,999.60 : 148,608,066.60 = 73,821,817.20 : x
  2. Step 2: Convert to fraction form
    99,267,999.60/148,608,066.60 = 73,821,817.20/x
  3. Step 3: Cross multiply
    99,267,999.60x = 148,608,066.60 × 73,821,817.20
  4. Step 4: Simplify right side
    99,267,999.60x = 10,970,517,526,990,626
  5. Step 5: Solve for x
    x = 10,970,517,526,990,626/99,267,999.60
  6. Step 6: Final answer
    x = 110,514,139.21

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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.