Home / 221,433,802.80-332,150,704.20-156,810,577.20

Finding the Fourth Proportional to 221,433,802.80, 332,150,704.20 and 156,810,577.20

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Solution

The fourth proportional to 221,433,802.80, 332,150,704.20 and 156,810,577.20 is: 235,215,865.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,433,802.80 : 332,150,704.20 = 156,810,577.20 : x
  2. Step 2: Convert to fraction form
    221,433,802.80/332,150,704.20 = 156,810,577.20/x
  3. Step 3: Cross multiply
    221,433,802.80x = 332,150,704.20 × 156,810,577.20
  4. Step 4: Simplify right side
    221,433,802.80x = 52,084,743,642,988,456
  5. Step 5: Solve for x
    x = 52,084,743,642,988,456/221,433,802.80
  6. Step 6: Final answer
    x = 235,215,865.80

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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.