Home / 218,306,022.40-327,459,033.60-156,765,154.60

Finding the Fourth Proportional to 218,306,022.40, 327,459,033.60 and 156,765,154.60

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Solution

The fourth proportional to 218,306,022.40, 327,459,033.60 and 156,765,154.60 is: 235,147,731.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,306,022.40 : 327,459,033.60 = 156,765,154.60 : x
  2. Step 2: Convert to fraction form
    218,306,022.40/327,459,033.60 = 156,765,154.60/x
  3. Step 3: Cross multiply
    218,306,022.40x = 327,459,033.60 × 156,765,154.60
  4. Step 4: Simplify right side
    218,306,022.40x = 51,334,166,027,470,600
  5. Step 5: Solve for x
    x = 51,334,166,027,470,600/218,306,022.40
  6. Step 6: Final answer
    x = 235,147,731.90

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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.