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Finding the Third Proportional to 217,706,252 and 470,044,838

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Solution

The third proportional to 217,706,252 and 470,044,838 is: 1,014,863,595.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,706,252 : 470,044,838 = 470,044,838 : x
  2. Step 2: Convert to fraction form
    217,706,252/470,044,838 = 470,044,838/x
  3. Step 3: Cross multiply
    217,706,252x = 470,044,838 × 470,044,838
  4. Step 4: Simplify right side
    217,706,252x = 220,942,149,730,446,240
  5. Step 5: Solve for x
    x = 220,942,149,730,446,240/217,706,252
  6. Step 6: Final answer
    x = 1,014,863,595.79

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.