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Finding the Third Proportional to 3,121,493,062.50 and 7,366,164,921

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Solution

The third proportional to 3,121,493,062.50 and 7,366,164,921 is: 17,382,830,766.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,121,493,062.50 : 7,366,164,921 = 7,366,164,921 : x
  2. Step 2: Convert to fraction form
    3,121,493,062.50/7,366,164,921 = 7,366,164,921/x
  3. Step 3: Cross multiply
    3,121,493,062.50x = 7,366,164,921 × 7,366,164,921
  4. Step 4: Simplify right side
    3,121,493,062.50x = 54,260,385,643,370,938,368
  5. Step 5: Solve for x
    x = 54,260,385,643,370,938,368/3,121,493,062.50
  6. Step 6: Final answer
    x = 17,382,830,766.22

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Why These Related Problems?

These problems maintain the same ratio (2.36) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.