Home / 1,002,512,135.78-1,503,766,136.01-565,614,489.14

Finding the Fourth Proportional to 1,002,512,135.78, 1,503,766,136.01 and 565,614,489.14

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Solution

The fourth proportional to 1,002,512,135.78, 1,503,766,136.01 and 565,614,489.14 is: 848,420,567.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,002,512,135.78 : 1,503,766,136.01 = 565,614,489.14 : x
  2. Step 2: Convert to fraction form
    1,002,512,135.78/1,503,766,136.01 = 565,614,489.14/x
  3. Step 3: Cross multiply
    1,002,512,135.78x = 1,503,766,136.01 × 565,614,489.14
  4. Step 4: Simplify right side
    1,002,512,135.78x = 850,551,914,802,429,952
  5. Step 5: Solve for x
    x = 850,551,914,802,429,952/1,002,512,135.78
  6. Step 6: Final answer
    x = 848,420,567.14

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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.