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Finding the Third Proportional to 38,375,890 and 83,475,607

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Solution

The third proportional to 38,375,890 and 83,475,607 is: 181,576,947.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    38,375,890 : 83,475,607 = 83,475,607 : x
  2. Step 2: Convert to fraction form
    38,375,890/83,475,607 = 83,475,607/x
  3. Step 3: Cross multiply
    38,375,890x = 83,475,607 × 83,475,607
  4. Step 4: Simplify right side
    38,375,890x = 6,968,176,964,018,449
  5. Step 5: Solve for x
    x = 6,968,176,964,018,449/38,375,890
  6. Step 6: Final answer
    x = 181,576,947.51

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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.