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Finding the Third Proportional to 90,796,488 and 127,405,458

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Solution

The third proportional to 90,796,488 and 127,405,458 is: 178,775,094.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    90,796,488 : 127,405,458 = 127,405,458 : x
  2. Step 2: Convert to fraction form
    90,796,488/127,405,458 = 127,405,458/x
  3. Step 3: Cross multiply
    90,796,488x = 127,405,458 × 127,405,458
  4. Step 4: Simplify right side
    90,796,488x = 16,232,150,728,189,764
  5. Step 5: Solve for x
    x = 16,232,150,728,189,764/90,796,488
  6. Step 6: Final answer
    x = 178,775,094.56

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Why These Related Problems?

These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.