Home / 363,489,023.10-545,233,534.65-218,370,200.70

Finding the Fourth Proportional to 363,489,023.10, 545,233,534.65 and 218,370,200.70

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Solution

The fourth proportional to 363,489,023.10, 545,233,534.65 and 218,370,200.70 is: 327,555,301.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    363,489,023.10 : 545,233,534.65 = 218,370,200.70 : x
  2. Step 2: Convert to fraction form
    363,489,023.10/545,233,534.65 = 218,370,200.70/x
  3. Step 3: Cross multiply
    363,489,023.10x = 545,233,534.65 × 218,370,200.70
  4. Step 4: Simplify right side
    363,489,023.10x = 119,062,756,389,890,896
  5. Step 5: Solve for x
    x = 119,062,756,389,890,896/363,489,023.10
  6. Step 6: Final answer
    x = 327,555,301.05

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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.