Home / 823,307,998.80-1,234,961,998.20-441,102,046.80

Finding the Fourth Proportional to 823,307,998.80, 1,234,961,998.20 and 441,102,046.80

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Solution

The fourth proportional to 823,307,998.80, 1,234,961,998.20 and 441,102,046.80 is: 661,653,070.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    823,307,998.80 : 1,234,961,998.20 = 441,102,046.80 : x
  2. Step 2: Convert to fraction form
    823,307,998.80/1,234,961,998.20 = 441,102,046.80/x
  3. Step 3: Cross multiply
    823,307,998.80x = 1,234,961,998.20 × 441,102,046.80
  4. Step 4: Simplify right side
    823,307,998.80x = 544,744,265,126,237,952
  5. Step 5: Solve for x
    x = 544,744,265,126,237,952/823,307,998.80
  6. Step 6: Final answer
    x = 661,653,070.20

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Double scale
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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.