Home / 247,261,330.20-370,891,995.30-74,859,245.40

Finding the Fourth Proportional to 247,261,330.20, 370,891,995.30 and 74,859,245.40

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Solution

The fourth proportional to 247,261,330.20, 370,891,995.30 and 74,859,245.40 is: 112,288,868.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    247,261,330.20 : 370,891,995.30 = 74,859,245.40 : x
  2. Step 2: Convert to fraction form
    247,261,330.20/370,891,995.30 = 74,859,245.40/x
  3. Step 3: Cross multiply
    247,261,330.20x = 370,891,995.30 × 74,859,245.40
  4. Step 4: Simplify right side
    247,261,330.20x = 27,764,694,893,058,348
  5. Step 5: Solve for x
    x = 27,764,694,893,058,348/247,261,330.20
  6. Step 6: Final answer
    x = 112,288,868.10

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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.