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Finding the Third Proportional to 995,787,276.75 and 2,171,788,818.75

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Solution

The third proportional to 995,787,276.75 and 2,171,788,818.75 is: 4,736,620,745.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    995,787,276.75 : 2,171,788,818.75 = 2,171,788,818.75 : x
  2. Step 2: Convert to fraction form
    995,787,276.75/2,171,788,818.75 = 2,171,788,818.75/x
  3. Step 3: Cross multiply
    995,787,276.75x = 2,171,788,818.75 × 2,171,788,818.75
  4. Step 4: Simplify right side
    995,787,276.75x = 4,716,666,673,247,520,768
  5. Step 5: Solve for x
    x = 4,716,666,673,247,520,768/995,787,276.75
  6. Step 6: Final answer
    x = 4,736,620,745.59

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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.