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Finding the Fourth Proportional to 299,009,622.15, 448,514,433.23 and 299,009,622.15

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Solution

The fourth proportional to 299,009,622.15, 448,514,433.23 and 299,009,622.15 is: 448,514,433.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    299,009,622.15 : 448,514,433.23 = 299,009,622.15 : x
  2. Step 2: Convert to fraction form
    299,009,622.15/448,514,433.23 = 299,009,622.15/x
  3. Step 3: Cross multiply
    299,009,622.15x = 448,514,433.23 × 299,009,622.15
  4. Step 4: Simplify right side
    299,009,622.15x = 134,110,131,207,428,656
  5. Step 5: Solve for x
    x = 134,110,131,207,428,656/299,009,622.15
  6. Step 6: Final answer
    x = 448,514,433.23

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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.