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Finding the Third Proportional to 877,683,320 and 1,887,454,960

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Solution

The third proportional to 877,683,320 and 1,887,454,960 is: 4,058,965,397.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    877,683,320 : 1,887,454,960 = 1,887,454,960 : x
  2. Step 2: Convert to fraction form
    877,683,320/1,887,454,960 = 1,887,454,960/x
  3. Step 3: Cross multiply
    877,683,320x = 1,887,454,960 × 1,887,454,960
  4. Step 4: Simplify right side
    877,683,320x = 3,562,486,226,028,601,344
  5. Step 5: Solve for x
    x = 3,562,486,226,028,601,344/877,683,320
  6. Step 6: Final answer
    x = 4,058,965,397.71

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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.