Home / 83,345,768.64-125,023,377.12-25,846,214.40

Finding the Fourth Proportional to 83,345,768.64, 125,023,377.12 and 25,846,214.40

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Solution

The fourth proportional to 83,345,768.64, 125,023,377.12 and 25,846,214.40 is: 38,770,786.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    83,345,768.64 : 125,023,377.12 = 25,846,214.40 : x
  2. Step 2: Convert to fraction form
    83,345,768.64/125,023,377.12 = 25,846,214.40/x
  3. Step 3: Cross multiply
    83,345,768.64x = 125,023,377.12 × 25,846,214.40
  4. Step 4: Simplify right side
    83,345,768.64x = 3,231,381,010,055,574.50
  5. Step 5: Solve for x
    x = 3,231,381,010,055,574.50/83,345,768.64
  6. Step 6: Final answer
    x = 38,770,786.60

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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.