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Finding the Third Proportional to 105,484,810 and 219,054,228

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Solution

The third proportional to 105,484,810 and 219,054,228 is: 454,897,295.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    105,484,810 : 219,054,228 = 219,054,228 : x
  2. Step 2: Convert to fraction form
    105,484,810/219,054,228 = 219,054,228/x
  3. Step 3: Cross multiply
    105,484,810x = 219,054,228 × 219,054,228
  4. Step 4: Simplify right side
    105,484,810x = 47,984,754,804,675,984
  5. Step 5: Solve for x
    x = 47,984,754,804,675,984/105,484,810
  6. Step 6: Final answer
    x = 454,897,295.68

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Why These Related Problems?

These problems maintain the same ratio (2.08) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.