Home / 83,498,184.24-114,818,886.66-72,465,780.48

Finding the Fourth Proportional to 83,498,184.24, 114,818,886.66 and 72,465,780.48

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Solution

The fourth proportional to 83,498,184.24, 114,818,886.66 and 72,465,780.48 is: 99,648,157.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,498,184.24 : 114,818,886.66 = 72,465,780.48 : x
  2. Step 2: Convert to fraction form
    83,498,184.24/114,818,886.66 = 72,465,780.48/x
  3. Step 3: Cross multiply
    83,498,184.24x = 114,818,886.66 × 72,465,780.48
  4. Step 4: Simplify right side
    83,498,184.24x = 8,320,440,235,661,561
  5. Step 5: Solve for x
    x = 8,320,440,235,661,561/83,498,184.24
  6. Step 6: Final answer
    x = 99,648,157.76

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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.