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Finding the Third Proportional to 73,970,482 and 117,805,406

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Solution

The third proportional to 73,970,482 and 117,805,406 is: 187,616,915.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,970,482 : 117,805,406 = 117,805,406 : x
  2. Step 2: Convert to fraction form
    73,970,482/117,805,406 = 117,805,406/x
  3. Step 3: Cross multiply
    73,970,482x = 117,805,406 × 117,805,406
  4. Step 4: Simplify right side
    73,970,482x = 13,878,113,682,824,836
  5. Step 5: Solve for x
    x = 13,878,113,682,824,836/73,970,482
  6. Step 6: Final answer
    x = 187,616,915.66

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.