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Finding the Third Proportional to 843,462,949,690 and 1,284,928,655,815

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Solution

The third proportional to 843,462,949,690 and 1,284,928,655,815 is: 1,957,456,046,102.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    843,462,949,690 : 1,284,928,655,815 = 1,284,928,655,815 : x
  2. Step 2: Convert to fraction form
    843,462,949,690/1,284,928,655,815 = 1,284,928,655,815/x
  3. Step 3: Cross multiply
    843,462,949,690x = 1,284,928,655,815 × 1,284,928,655,815
  4. Step 4: Simplify right side
    843,462,949,690x = 1,651,041,650,534,542,756,282,368
  5. Step 5: Solve for x
    x = 1,651,041,650,534,542,756,282,368/843,462,949,690
  6. Step 6: Final answer
    x = 1,957,456,046,102.98

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Why These Related Problems?

These problems maintain the same ratio (1.52) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.