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Finding the Third Proportional to 1,162,853,086 and 1,787,385,399

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Solution

The third proportional to 1,162,853,086 and 1,787,385,399 is: 2,747,334,640.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,162,853,086 : 1,787,385,399 = 1,787,385,399 : x
  2. Step 2: Convert to fraction form
    1,162,853,086/1,787,385,399 = 1,787,385,399/x
  3. Step 3: Cross multiply
    1,162,853,086x = 1,787,385,399 × 1,787,385,399
  4. Step 4: Simplify right side
    1,162,853,086x = 3,194,746,564,558,389,248
  5. Step 5: Solve for x
    x = 3,194,746,564,558,389,248/1,162,853,086
  6. Step 6: Final answer
    x = 2,747,334,640.14

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.