Home / 260,336,708.03-359,275,015.22-142,866,242.17

Finding the Fourth Proportional to 260,336,708.03, 359,275,015.22 and 142,866,242.17

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Solution

The fourth proportional to 260,336,708.03, 359,275,015.22 and 142,866,242.17 is: 197,161,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,336,708.03 : 359,275,015.22 = 142,866,242.17 : x
  2. Step 2: Convert to fraction form
    260,336,708.03/359,275,015.22 = 142,866,242.17/x
  3. Step 3: Cross multiply
    260,336,708.03x = 359,275,015.22 × 142,866,242.17
  4. Step 4: Simplify right side
    260,336,708.03x = 51,328,271,328,438,432
  5. Step 5: Solve for x
    x = 51,328,271,328,438,432/260,336,708.03
  6. Step 6: Final answer
    x = 197,161,098.47

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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.