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Finding the Third Proportional to 8,604,127,840 and 18,515,799,648

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Solution

The third proportional to 8,604,127,840 and 18,515,799,648 is: 39,845,390,838.00

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,604,127,840 : 18,515,799,648 = 18,515,799,648 : x
  2. Step 2: Convert to fraction form
    8,604,127,840/18,515,799,648 = 18,515,799,648/x
  3. Step 3: Cross multiply
    8,604,127,840x = 18,515,799,648 × 18,515,799,648
  4. Step 4: Simplify right side
    8,604,127,840x = 342,834,836,604,876,947,456
  5. Step 5: Solve for x
    x = 342,834,836,604,876,947,456/8,604,127,840
  6. Step 6: Final answer
    x = 39,845,390,838.00

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.