Home / 83,080,633.20-124,620,949.80-47,248,825.20

Finding the Fourth Proportional to 83,080,633.20, 124,620,949.80 and 47,248,825.20

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Solution

The fourth proportional to 83,080,633.20, 124,620,949.80 and 47,248,825.20 is: 70,873,237.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,080,633.20 : 124,620,949.80 = 47,248,825.20 : x
  2. Step 2: Convert to fraction form
    83,080,633.20/124,620,949.80 = 47,248,825.20/x
  3. Step 3: Cross multiply
    83,080,633.20x = 124,620,949.80 × 47,248,825.20
  4. Step 4: Simplify right side
    83,080,633.20x = 5,888,193,473,358,175
  5. Step 5: Solve for x
    x = 5,888,193,473,358,175/83,080,633.20
  6. Step 6: Final answer
    x = 70,873,237.80

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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.