Home / 733,247,179.08-1,011,900,284.82-398,739,265.59

Finding the Fourth Proportional to 733,247,179.08, 1,011,900,284.82 and 398,739,265.59

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Solution

The fourth proportional to 733,247,179.08, 1,011,900,284.82 and 398,739,265.59 is: 550,270,615.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    733,247,179.08 : 1,011,900,284.82 = 398,739,265.59 : x
  2. Step 2: Convert to fraction form
    733,247,179.08/1,011,900,284.82 = 398,739,265.59/x
  3. Step 3: Cross multiply
    733,247,179.08x = 1,011,900,284.82 × 398,739,265.59
  4. Step 4: Simplify right side
    733,247,179.08x = 403,484,376,419,438,592
  5. Step 5: Solve for x
    x = 403,484,376,419,438,592/733,247,179.08
  6. Step 6: Final answer
    x = 550,270,615.33

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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.