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Finding the Third Proportional to 134,699,606 and 290,424,396

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Solution

The third proportional to 134,699,606 and 290,424,396 is: 626,180,968.87

Step by Step Solution

  1. Step 1: Write the proportion equation
    134,699,606 : 290,424,396 = 290,424,396 : x
  2. Step 2: Convert to fraction form
    134,699,606/290,424,396 = 290,424,396/x
  3. Step 3: Cross multiply
    134,699,606x = 290,424,396 × 290,424,396
  4. Step 4: Simplify right side
    134,699,606x = 84,346,329,791,964,816
  5. Step 5: Solve for x
    x = 84,346,329,791,964,816/134,699,606
  6. Step 6: Final answer
    x = 626,180,968.87

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.