Home / 218,548,254.20-327,780,390.90-65,199,313.40

Finding the Fourth Proportional to 218,548,254.20, 327,780,390.90 and 65,199,313.40

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Solution

The fourth proportional to 218,548,254.20, 327,780,390.90 and 65,199,313.40 is: 97,786,443.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    218,548,254.20 : 327,780,390.90 = 65,199,313.40 : x
  2. Step 2: Convert to fraction form
    218,548,254.20/327,780,390.90 = 65,199,313.40/x
  3. Step 3: Cross multiply
    218,548,254.20x = 327,780,390.90 × 65,199,313.40
  4. Step 4: Simplify right side
    218,548,254.20x = 21,371,056,432,663,608
  5. Step 5: Solve for x
    x = 21,371,056,432,663,608/218,548,254.20
  6. Step 6: Final answer
    x = 97,786,443.14

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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.