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Finding the Fourth Proportional to 299,108,889.46, 448,663,334.20 and 299,108,889.46

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Solution

The fourth proportional to 299,108,889.46, 448,663,334.20 and 299,108,889.46 is: 448,663,334.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,108,889.46 : 448,663,334.20 = 299,108,889.46 : x
  2. Step 2: Convert to fraction form
    299,108,889.46/448,663,334.20 = 299,108,889.46/x
  3. Step 3: Cross multiply
    299,108,889.46x = 448,663,334.20 × 299,108,889.46
  4. Step 4: Simplify right side
    299,108,889.46x = 134,199,191,633,982,832
  5. Step 5: Solve for x
    x = 134,199,191,633,982,832/299,108,889.46
  6. Step 6: Final answer
    x = 448,663,334.20

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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.