Home / 154,576,000.80-231,864,001.20-147,017,728.80

Finding the Fourth Proportional to 154,576,000.80, 231,864,001.20 and 147,017,728.80

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Solution

The fourth proportional to 154,576,000.80, 231,864,001.20 and 147,017,728.80 is: 220,526,593.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    154,576,000.80 : 231,864,001.20 = 147,017,728.80 : x
  2. Step 2: Convert to fraction form
    154,576,000.80/231,864,001.20 = 147,017,728.80/x
  3. Step 3: Cross multiply
    154,576,000.80x = 231,864,001.20 × 147,017,728.80
  4. Step 4: Simplify right side
    154,576,000.80x = 34,088,118,846,904,476
  5. Step 5: Solve for x
    x = 34,088,118,846,904,476/154,576,000.80
  6. Step 6: Final answer
    x = 220,526,593.20

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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.