Home / 260,862,179.29-359,984,964.49-143,384,998.12

Finding the Fourth Proportional to 260,862,179.29, 359,984,964.49 and 143,384,998.12

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Solution

The fourth proportional to 260,862,179.29, 359,984,964.49 and 143,384,998.12 is: 197,868,635.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,862,179.29 : 359,984,964.49 = 143,384,998.12 : x
  2. Step 2: Convert to fraction form
    260,862,179.29/359,984,964.49 = 143,384,998.12/x
  3. Step 3: Cross multiply
    260,862,179.29x = 359,984,964.49 × 143,384,998.12
  4. Step 4: Simplify right side
    260,862,179.29x = 51,616,443,456,626,920
  5. Step 5: Solve for x
    x = 51,616,443,456,626,920/260,862,179.29
  6. Step 6: Final answer
    x = 197,868,635.45

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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.