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Finding the Third Proportional to 1,117,607,190 and 2,351,055,402

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Solution

The third proportional to 1,117,607,190 and 2,351,055,402 is: 4,945,799,877.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,117,607,190 : 2,351,055,402 = 2,351,055,402 : x
  2. Step 2: Convert to fraction form
    1,117,607,190/2,351,055,402 = 2,351,055,402/x
  3. Step 3: Cross multiply
    1,117,607,190x = 2,351,055,402 × 2,351,055,402
  4. Step 4: Simplify right side
    1,117,607,190x = 5,527,461,503,273,381,888
  5. Step 5: Solve for x
    x = 5,527,461,503,273,381,888/1,117,607,190
  6. Step 6: Final answer
    x = 4,945,799,877.39

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Why These Related Problems?

These problems maintain the same ratio (2.10) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.