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Finding the Fourth Proportional to 448,663,338.20, 672,995,007.30 and 448,663,338.20

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Solution

The fourth proportional to 448,663,338.20, 672,995,007.30 and 448,663,338.20 is: 672,995,007.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    448,663,338.20 : 672,995,007.30 = 448,663,338.20 : x
  2. Step 2: Convert to fraction form
    448,663,338.20/672,995,007.30 = 448,663,338.20/x
  3. Step 3: Cross multiply
    448,663,338.20x = 672,995,007.30 × 448,663,338.20
  4. Step 4: Simplify right side
    448,663,338.20x = 301,948,186,567,151,360
  5. Step 5: Solve for x
    x = 301,948,186,567,151,360/448,663,338.20
  6. Step 6: Final answer
    x = 672,995,007.30

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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.