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Finding the Fourth Proportional to 237,716,929.20, 332,123,456.40 and 237,716,929.20

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Solution

The fourth proportional to 237,716,929.20, 332,123,456.40 and 237,716,929.20 is: 332,123,456.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    237,716,929.20 : 332,123,456.40 = 237,716,929.20 : x
  2. Step 2: Convert to fraction form
    237,716,929.20/332,123,456.40 = 237,716,929.20/x
  3. Step 3: Cross multiply
    237,716,929.20x = 332,123,456.40 × 237,716,929.20
  4. Step 4: Simplify right side
    237,716,929.20x = 78,951,368,170,698,080
  5. Step 5: Solve for x
    x = 78,951,368,170,698,080/237,716,929.20
  6. Step 6: Final answer
    x = 332,123,456.40

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.