Home / 99,117,008.80-148,675,513.20-60,374,959.90

Finding the Fourth Proportional to 99,117,008.80, 148,675,513.20 and 60,374,959.90

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Solution

The fourth proportional to 99,117,008.80, 148,675,513.20 and 60,374,959.90 is: 90,562,439.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,117,008.80 : 148,675,513.20 = 60,374,959.90 : x
  2. Step 2: Convert to fraction form
    99,117,008.80/148,675,513.20 = 60,374,959.90/x
  3. Step 3: Cross multiply
    99,117,008.80x = 148,675,513.20 × 60,374,959.90
  4. Step 4: Simplify right side
    99,117,008.80x = 8,976,278,147,561,920
  5. Step 5: Solve for x
    x = 8,976,278,147,561,920/99,117,008.80
  6. Step 6: Final answer
    x = 90,562,439.85

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1.5x scale

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.