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Finding the Third Proportional to 57,980,742 and 124,261,248

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Solution

The third proportional to 57,980,742 and 124,261,248 is: 266,310,109.56

Step by Step Solution

  1. Step 1: Write the proportion equation
    57,980,742 : 124,261,248 = 124,261,248 : x
  2. Step 2: Convert to fraction form
    57,980,742/124,261,248 = 124,261,248/x
  3. Step 3: Cross multiply
    57,980,742x = 124,261,248 × 124,261,248
  4. Step 4: Simplify right side
    57,980,742x = 15,440,857,754,517,504
  5. Step 5: Solve for x
    x = 15,440,857,754,517,504/57,980,742
  6. Step 6: Final answer
    x = 266,310,109.56

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.