Home / 541,728,010.80-812,592,016.20-530,978,468.40

Finding the Fourth Proportional to 541,728,010.80, 812,592,016.20 and 530,978,468.40

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Solution

The fourth proportional to 541,728,010.80, 812,592,016.20 and 530,978,468.40 is: 796,467,702.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    541,728,010.80 : 812,592,016.20 = 530,978,468.40 : x
  2. Step 2: Convert to fraction form
    541,728,010.80/812,592,016.20 = 530,978,468.40/x
  3. Step 3: Cross multiply
    541,728,010.80x = 812,592,016.20 × 530,978,468.40
  4. Step 4: Simplify right side
    541,728,010.80x = 431,468,864,195,944,000
  5. Step 5: Solve for x
    x = 431,468,864,195,944,000/541,728,010.80
  6. Step 6: Final answer
    x = 796,467,702.60

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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.