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Finding the Third Proportional to 3,488,561,717 and 5,362,160,940

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Solution

The third proportional to 3,488,561,717 and 5,362,160,940 is: 8,242,012,691.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,488,561,717 : 5,362,160,940 = 5,362,160,940 : x
  2. Step 2: Convert to fraction form
    3,488,561,717/5,362,160,940 = 5,362,160,940/x
  3. Step 3: Cross multiply
    3,488,561,717x = 5,362,160,940 × 5,362,160,940
  4. Step 4: Simplify right side
    3,488,561,717x = 28,752,769,946,461,683,712
  5. Step 5: Solve for x
    x = 28,752,769,946,461,683,712/3,488,561,717
  6. Step 6: Final answer
    x = 8,242,012,691.46

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.