Home / 725,284,244.03-1,000,882,682.55-403,410,040.43

Finding the Fourth Proportional to 725,284,244.03, 1,000,882,682.55 and 403,410,040.43

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Solution

The fourth proportional to 725,284,244.03, 1,000,882,682.55 and 403,410,040.43 is: 556,700,530.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    725,284,244.03 : 1,000,882,682.55 = 403,410,040.43 : x
  2. Step 2: Convert to fraction form
    725,284,244.03/1,000,882,682.55 = 403,410,040.43/x
  3. Step 3: Cross multiply
    725,284,244.03x = 1,000,882,682.55 × 403,410,040.43
  4. Step 4: Simplify right side
    725,284,244.03x = 403,766,123,435,684,544
  5. Step 5: Solve for x
    x = 403,766,123,435,684,544/725,284,244.03
  6. Step 6: Final answer
    x = 556,700,530.53

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.