Home / 219,884,165.20-329,826,247.80-155,386,910.80

Finding the Fourth Proportional to 219,884,165.20, 329,826,247.80 and 155,386,910.80

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Solution

The fourth proportional to 219,884,165.20, 329,826,247.80 and 155,386,910.80 is: 233,080,366.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,884,165.20 : 329,826,247.80 = 155,386,910.80 : x
  2. Step 2: Convert to fraction form
    219,884,165.20/329,826,247.80 = 155,386,910.80/x
  3. Step 3: Cross multiply
    219,884,165.20x = 329,826,247.80 × 155,386,910.80
  4. Step 4: Simplify right side
    219,884,165.20x = 51,250,681,746,397,304
  5. Step 5: Solve for x
    x = 51,250,681,746,397,304/219,884,165.20
  6. Step 6: Final answer
    x = 233,080,366.20

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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.