Home / 260,781,794.20-359,800,395.06-156,321,751.24

Finding the Fourth Proportional to 260,781,794.20, 359,800,395.06 and 156,321,751.24

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Solution

The fourth proportional to 260,781,794.20, 359,800,395.06 and 156,321,751.24 is: 215,676,972.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,781,794.20 : 359,800,395.06 = 156,321,751.24 : x
  2. Step 2: Convert to fraction form
    260,781,794.20/359,800,395.06 = 156,321,751.24/x
  3. Step 3: Cross multiply
    260,781,794.20x = 359,800,395.06 × 156,321,751.24
  4. Step 4: Simplify right side
    260,781,794.20x = 56,244,627,852,623,048
  5. Step 5: Solve for x
    x = 56,244,627,852,623,048/260,781,794.20
  6. Step 6: Final answer
    x = 215,676,972.49

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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.