Home / 312,023,185.35-468,034,778.03-150,780,049.35

Finding the Fourth Proportional to 312,023,185.35, 468,034,778.03 and 150,780,049.35

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Solution

The fourth proportional to 312,023,185.35, 468,034,778.03 and 150,780,049.35 is: 226,170,074.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    312,023,185.35 : 468,034,778.03 = 150,780,049.35 : x
  2. Step 2: Convert to fraction form
    312,023,185.35/468,034,778.03 = 150,780,049.35/x
  3. Step 3: Cross multiply
    312,023,185.35x = 468,034,778.03 × 150,780,049.35
  4. Step 4: Simplify right side
    312,023,185.35x = 70,570,306,928,125,792
  5. Step 5: Solve for x
    x = 70,570,306,928,125,792/312,023,185.35
  6. Step 6: Final answer
    x = 226,170,074.03

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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.