Home / 366,392,891.43-549,861,789.96-148,045,132.08

Finding the Fourth Proportional to 366,392,891.43, 549,861,789.96 and 148,045,132.08

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Solution

The fourth proportional to 366,392,891.43, 549,861,789.96 and 148,045,132.08 is: 222,177,785.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    366,392,891.43 : 549,861,789.96 = 148,045,132.08 : x
  2. Step 2: Convert to fraction form
    366,392,891.43/549,861,789.96 = 148,045,132.08/x
  3. Step 3: Cross multiply
    366,392,891.43x = 549,861,789.96 × 148,045,132.08
  4. Step 4: Simplify right side
    366,392,891.43x = 81,404,361,320,373,424
  5. Step 5: Solve for x
    x = 81,404,361,320,373,424/366,392,891.43
  6. Step 6: Final answer
    x = 222,177,785.72

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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.