Home / 210,394,233.60-315,591,350.40-159,375,897.60

Finding the Fourth Proportional to 210,394,233.60, 315,591,350.40 and 159,375,897.60

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Solution

The fourth proportional to 210,394,233.60, 315,591,350.40 and 159,375,897.60 is: 239,063,846.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    210,394,233.60 : 315,591,350.40 = 159,375,897.60 : x
  2. Step 2: Convert to fraction form
    210,394,233.60/315,591,350.40 = 159,375,897.60/x
  3. Step 3: Cross multiply
    210,394,233.60x = 315,591,350.40 × 159,375,897.60
  4. Step 4: Simplify right side
    210,394,233.60x = 50,297,654,744,796,112
  5. Step 5: Solve for x
    x = 50,297,654,744,796,112/210,394,233.60
  6. Step 6: Final answer
    x = 239,063,846.40

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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.