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Finding the Third Proportional to 662,714,730 and 988,325,109

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Solution

The third proportional to 662,714,730 and 988,325,109 is: 1,473,917,021.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    662,714,730 : 988,325,109 = 988,325,109 : x
  2. Step 2: Convert to fraction form
    662,714,730/988,325,109 = 988,325,109/x
  3. Step 3: Cross multiply
    662,714,730x = 988,325,109 × 988,325,109
  4. Step 4: Simplify right side
    662,714,730x = 976,786,521,079,861,888
  5. Step 5: Solve for x
    x = 976,786,521,079,861,888/662,714,730
  6. Step 6: Final answer
    x = 1,473,917,021.70

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.