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Finding the Fourth Proportional to 444,897,959.70, 667,346,939.55 and 444,897,959.70

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Solution

The fourth proportional to 444,897,959.70, 667,346,939.55 and 444,897,959.70 is: 667,346,939.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,897,959.70 : 667,346,939.55 = 444,897,959.70 : x
  2. Step 2: Convert to fraction form
    444,897,959.70/667,346,939.55 = 444,897,959.70/x
  3. Step 3: Cross multiply
    444,897,959.70x = 667,346,939.55 × 444,897,959.70
  4. Step 4: Simplify right side
    444,897,959.70x = 296,901,291,817,834,176
  5. Step 5: Solve for x
    x = 296,901,291,817,834,176/444,897,959.70
  6. Step 6: Final answer
    x = 667,346,939.55

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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.