Home / 1,484,766,490.80-2,228,425,194.60-656,993,989.20

Finding the Fourth Proportional to 1,484,766,490.80, 2,228,425,194.60 and 656,993,989.20

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Solution

The fourth proportional to 1,484,766,490.80, 2,228,425,194.60 and 656,993,989.20 is: 986,055,361.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,484,766,490.80 : 2,228,425,194.60 = 656,993,989.20 : x
  2. Step 2: Convert to fraction form
    1,484,766,490.80/2,228,425,194.60 = 656,993,989.20/x
  3. Step 3: Cross multiply
    1,484,766,490.80x = 2,228,425,194.60 × 656,993,989.20
  4. Step 4: Simplify right side
    1,484,766,490.80x = 1,464,061,958,234,040,320
  5. Step 5: Solve for x
    x = 1,464,061,958,234,040,320/1,484,766,490.80
  6. Step 6: Final answer
    x = 986,055,361.10

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Double scale
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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.