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Finding the Third Proportional to 252,312,810 and 368,890,149

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Solution

The third proportional to 252,312,810 and 368,890,149 is: 539,330,294.13

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,312,810 : 368,890,149 = 368,890,149 : x
  2. Step 2: Convert to fraction form
    252,312,810/368,890,149 = 368,890,149/x
  3. Step 3: Cross multiply
    252,312,810x = 368,890,149 × 368,890,149
  4. Step 4: Simplify right side
    252,312,810x = 136,079,942,029,242,208
  5. Step 5: Solve for x
    x = 136,079,942,029,242,208/252,312,810
  6. Step 6: Final answer
    x = 539,330,294.13

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Why These Related Problems?

These problems maintain the same ratio (1.46) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.