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Finding the Third Proportional to 90,844,947 and 136,234,068.75

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Solution

The third proportional to 90,844,947 and 136,234,068.75 is: 204,301,087.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,844,947 : 136,234,068.75 = 136,234,068.75 : x
  2. Step 2: Convert to fraction form
    90,844,947/136,234,068.75 = 136,234,068.75/x
  3. Step 3: Cross multiply
    90,844,947x = 136,234,068.75 × 136,234,068.75
  4. Step 4: Simplify right side
    90,844,947x = 18,559,721,488,179,728
  5. Step 5: Solve for x
    x = 18,559,721,488,179,728/90,844,947
  6. Step 6: Final answer
    x = 204,301,087.74

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.