Home / 534,923,998.10-802,385,997.15-448,830,556.10

Finding the Fourth Proportional to 534,923,998.10, 802,385,997.15 and 448,830,556.10

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Solution

The fourth proportional to 534,923,998.10, 802,385,997.15 and 448,830,556.10 is: 673,245,834.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    534,923,998.10 : 802,385,997.15 = 448,830,556.10 : x
  2. Step 2: Convert to fraction form
    534,923,998.10/802,385,997.15 = 448,830,556.10/x
  3. Step 3: Cross multiply
    534,923,998.10x = 802,385,997.15 × 448,830,556.10
  4. Step 4: Simplify right side
    534,923,998.10x = 360,135,353,307,687,552
  5. Step 5: Solve for x
    x = 360,135,353,307,687,552/534,923,998.10
  6. Step 6: Final answer
    x = 673,245,834.15

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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.