Home / 145,186,229.40-217,527,401.70-94,041,922.20

Finding the Fourth Proportional to 145,186,229.40, 217,527,401.70 and 94,041,922.20

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Solution

The fourth proportional to 145,186,229.40, 217,527,401.70 and 94,041,922.20 is: 140,899,691.88

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,186,229.40 : 217,527,401.70 = 94,041,922.20 : x
  2. Step 2: Convert to fraction form
    145,186,229.40/217,527,401.70 = 94,041,922.20/x
  3. Step 3: Cross multiply
    145,186,229.40x = 217,527,401.70 × 94,041,922.20
  4. Step 4: Simplify right side
    145,186,229.40x = 20,456,694,987,039,548
  5. Step 5: Solve for x
    x = 20,456,694,987,039,548/145,186,229.40
  6. Step 6: Final answer
    x = 140,899,691.88

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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.