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Finding the Third Proportional to 666,603,124 and 1,450,555,339

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Solution

The third proportional to 666,603,124 and 1,450,555,339 is: 3,156,467,042.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    666,603,124 : 1,450,555,339 = 1,450,555,339 : x
  2. Step 2: Convert to fraction form
    666,603,124/1,450,555,339 = 1,450,555,339/x
  3. Step 3: Cross multiply
    666,603,124x = 1,450,555,339 × 1,450,555,339
  4. Step 4: Simplify right side
    666,603,124x = 2,104,110,791,501,404,928
  5. Step 5: Solve for x
    x = 2,104,110,791,501,404,928/666,603,124
  6. Step 6: Final answer
    x = 3,156,467,042.75

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.