Home / 892,725,591.20-1,338,540,645.36-346,829,862.56

Finding the Fourth Proportional to 892,725,591.20, 1,338,540,645.36 and 346,829,862.56

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Solution

The fourth proportional to 892,725,591.20, 1,338,540,645.36 and 346,829,862.56 is: 520,031,992.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    892,725,591.20 : 1,338,540,645.36 = 346,829,862.56 : x
  2. Step 2: Convert to fraction form
    892,725,591.20/1,338,540,645.36 = 346,829,862.56/x
  3. Step 3: Cross multiply
    892,725,591.20x = 1,338,540,645.36 × 346,829,862.56
  4. Step 4: Simplify right side
    892,725,591.20x = 464,245,868,061,182,464
  5. Step 5: Solve for x
    x = 464,245,868,061,182,464/892,725,591.20
  6. Step 6: Final answer
    x = 520,031,992.63

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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.