Home / 98,419,486.80-147,629,230.20-25,636,126.80

Finding the Fourth Proportional to 98,419,486.80, 147,629,230.20 and 25,636,126.80

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Solution

The fourth proportional to 98,419,486.80, 147,629,230.20 and 25,636,126.80 is: 38,454,190.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,419,486.80 : 147,629,230.20 = 25,636,126.80 : x
  2. Step 2: Convert to fraction form
    98,419,486.80/147,629,230.20 = 25,636,126.80/x
  3. Step 3: Cross multiply
    98,419,486.80x = 147,629,230.20 × 25,636,126.80
  4. Step 4: Simplify right side
    98,419,486.80x = 3,784,641,664,793,589
  5. Step 5: Solve for x
    x = 3,784,641,664,793,589/98,419,486.80
  6. Step 6: Final answer
    x = 38,454,190.20

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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.