Home / 496,309,972.80-744,464,959.20-132,804,328.80

Finding the Fourth Proportional to 496,309,972.80, 744,464,959.20 and 132,804,328.80

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Solution

The fourth proportional to 496,309,972.80, 744,464,959.20 and 132,804,328.80 is: 199,206,493.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    496,309,972.80 : 744,464,959.20 = 132,804,328.80 : x
  2. Step 2: Convert to fraction form
    496,309,972.80/744,464,959.20 = 132,804,328.80/x
  3. Step 3: Cross multiply
    496,309,972.80x = 744,464,959.20 × 132,804,328.80
  4. Step 4: Simplify right side
    496,309,972.80x = 98,868,169,221,675,392
  5. Step 5: Solve for x
    x = 98,868,169,221,675,392/496,309,972.80
  6. Step 6: Final answer
    x = 199,206,493.20

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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.