Home / 218,306,034.40-327,459,051.60-156,765,166.60

Finding the Fourth Proportional to 218,306,034.40, 327,459,051.60 and 156,765,166.60

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Solution

The fourth proportional to 218,306,034.40, 327,459,051.60 and 156,765,166.60 is: 235,147,749.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,306,034.40 : 327,459,051.60 = 156,765,166.60 : x
  2. Step 2: Convert to fraction form
    218,306,034.40/327,459,051.60 = 156,765,166.60/x
  3. Step 3: Cross multiply
    218,306,034.40x = 327,459,051.60 × 156,765,166.60
  4. Step 4: Simplify right side
    218,306,034.40x = 51,334,172,778,752,000
  5. Step 5: Solve for x
    x = 51,334,172,778,752,000/218,306,034.40
  6. Step 6: Final answer
    x = 235,147,749.90

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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.