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Finding the Third Proportional to 61,850,458 and 90,882,383

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Solution

The third proportional to 61,850,458 and 90,882,383 is: 133,541,574.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    61,850,458 : 90,882,383 = 90,882,383 : x
  2. Step 2: Convert to fraction form
    61,850,458/90,882,383 = 90,882,383/x
  3. Step 3: Cross multiply
    61,850,458x = 90,882,383 × 90,882,383
  4. Step 4: Simplify right side
    61,850,458x = 8,259,607,539,758,689
  5. Step 5: Solve for x
    x = 8,259,607,539,758,689/61,850,458
  6. Step 6: Final answer
    x = 133,541,574.42

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Why These Related Problems?

These problems maintain the same ratio (1.47) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.