Home / 123,486,427.69-268,495,395.19

Finding the Third Proportional to 123,486,427.69 and 268,495,395.19

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Solution

The third proportional to 123,486,427.69 and 268,495,395.19 is: 583,787,049.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,486,427.69 : 268,495,395.19 = 268,495,395.19 : x
  2. Step 2: Convert to fraction form
    123,486,427.69/268,495,395.19 = 268,495,395.19/x
  3. Step 3: Cross multiply
    123,486,427.69x = 268,495,395.19 × 268,495,395.19
  4. Step 4: Simplify right side
    123,486,427.69x = 72,089,777,236,891,792
  5. Step 5: Solve for x
    x = 72,089,777,236,891,792/123,486,427.69
  6. Step 6: Final answer
    x = 583,787,049.21

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.