Home / 95,699,096.80-143,548,645.20-90,660,248.80

Finding the Fourth Proportional to 95,699,096.80, 143,548,645.20 and 90,660,248.80

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Solution

The fourth proportional to 95,699,096.80, 143,548,645.20 and 90,660,248.80 is: 135,990,373.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    95,699,096.80 : 143,548,645.20 = 90,660,248.80 : x
  2. Step 2: Convert to fraction form
    95,699,096.80/143,548,645.20 = 90,660,248.80/x
  3. Step 3: Cross multiply
    95,699,096.80x = 143,548,645.20 × 90,660,248.80
  4. Step 4: Simplify right side
    95,699,096.80x = 13,014,155,888,734,924
  5. Step 5: Solve for x
    x = 13,014,155,888,734,924/95,699,096.80
  6. Step 6: Final answer
    x = 135,990,373.20

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Similar ratio
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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.