Home / 260,862,178.29-359,984,963.12-143,384,997.12

Finding the Fourth Proportional to 260,862,178.29, 359,984,963.12 and 143,384,997.12

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Solution

The fourth proportional to 260,862,178.29, 359,984,963.12 and 143,384,997.12 is: 197,868,634.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,862,178.29 : 359,984,963.12 = 143,384,997.12 : x
  2. Step 2: Convert to fraction form
    260,862,178.29/359,984,963.12 = 143,384,997.12/x
  3. Step 3: Cross multiply
    260,862,178.29x = 359,984,963.12 × 143,384,997.12
  4. Step 4: Simplify right side
    260,862,178.29x = 51,616,442,899,487,584
  5. Step 5: Solve for x
    x = 51,616,442,899,487,584/260,862,178.29
  6. Step 6: Final answer
    x = 197,868,634.07

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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.