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Finding the Third Proportional to 7,009,142,699 and 15,081,351,317

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Solution

The third proportional to 7,009,142,699 and 15,081,351,317 is: 32,450,068,048.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    7,009,142,699 : 15,081,351,317 = 15,081,351,317 : x
  2. Step 2: Convert to fraction form
    7,009,142,699/15,081,351,317 = 15,081,351,317/x
  3. Step 3: Cross multiply
    7,009,142,699x = 15,081,351,317 × 15,081,351,317
  4. Step 4: Simplify right side
    7,009,142,699x = 227,447,157,546,777,640,960
  5. Step 5: Solve for x
    x = 227,447,157,546,777,640,960/7,009,142,699
  6. Step 6: Final answer
    x = 32,450,068,048.87

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Why These Related Problems?

These problems maintain the same ratio (2.15) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.