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Finding the Third Proportional to 79,853,155,072 and 124,041,351,243

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Solution

The third proportional to 79,853,155,072 and 124,041,351,243 is: 192,681,889,705.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    79,853,155,072 : 124,041,351,243 = 124,041,351,243 : x
  2. Step 2: Convert to fraction form
    79,853,155,072/124,041,351,243 = 124,041,351,243/x
  3. Step 3: Cross multiply
    79,853,155,072x = 124,041,351,243 × 124,041,351,243
  4. Step 4: Simplify right side
    79,853,155,072x = 15,386,256,818,189,298,040,832
  5. Step 5: Solve for x
    x = 15,386,256,818,189,298,040,832/79,853,155,072
  6. Step 6: Final answer
    x = 192,681,889,705.12

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Why These Related Problems?

These problems maintain the same ratio (1.55) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.