Home / 398,059,627.40-597,354,861.90-225,536,107.40

Finding the Fourth Proportional to 398,059,627.40, 597,354,861.90 and 225,536,107.40

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Solution

The fourth proportional to 398,059,627.40, 597,354,861.90 and 225,536,107.40 is: 338,454,545.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    398,059,627.40 : 597,354,861.90 = 225,536,107.40 : x
  2. Step 2: Convert to fraction form
    398,059,627.40/597,354,861.90 = 225,536,107.40/x
  3. Step 3: Cross multiply
    398,059,627.40x = 597,354,861.90 × 225,536,107.40
  4. Step 4: Simplify right side
    398,059,627.40x = 134,725,090,289,390,560
  5. Step 5: Solve for x
    x = 134,725,090,289,390,560/398,059,627.40
  6. Step 6: Final answer
    x = 338,454,545.54

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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.