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Finding the Third Proportional to 73,111,155 and 113,571,347

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Solution

The third proportional to 73,111,155 and 113,571,347 is: 176,422,474.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,111,155 : 113,571,347 = 113,571,347 : x
  2. Step 2: Convert to fraction form
    73,111,155/113,571,347 = 113,571,347/x
  3. Step 3: Cross multiply
    73,111,155x = 113,571,347 × 113,571,347
  4. Step 4: Simplify right side
    73,111,155x = 12,898,450,859,394,408
  5. Step 5: Solve for x
    x = 12,898,450,859,394,408/73,111,155
  6. Step 6: Final answer
    x = 176,422,474.24

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.