Home / 169,649,380.76-234,135,147.22-102,705,237.86

Finding the Fourth Proportional to 169,649,380.76, 234,135,147.22 and 102,705,237.86

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Solution

The fourth proportional to 169,649,380.76, 234,135,147.22 and 102,705,237.86 is: 141,744,731.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    169,649,380.76 : 234,135,147.22 = 102,705,237.86 : x
  2. Step 2: Convert to fraction form
    169,649,380.76/234,135,147.22 = 102,705,237.86/x
  3. Step 3: Cross multiply
    169,649,380.76x = 234,135,147.22 × 102,705,237.86
  4. Step 4: Simplify right side
    169,649,380.76x = 24,046,905,986,616,216
  5. Step 5: Solve for x
    x = 24,046,905,986,616,216/169,649,380.76
  6. Step 6: Final answer
    x = 141,744,731.86

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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.