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Finding the Third Proportional to 50,117,981 and 79,748,388.75

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Solution

The third proportional to 50,117,981 and 79,748,388.75 is: 126,896,682.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    50,117,981 : 79,748,388.75 = 79,748,388.75 : x
  2. Step 2: Convert to fraction form
    50,117,981/79,748,388.75 = 79,748,388.75/x
  3. Step 3: Cross multiply
    50,117,981x = 79,748,388.75 × 79,748,388.75
  4. Step 4: Simplify right side
    50,117,981x = 6,359,805,508,221,127
  5. Step 5: Solve for x
    x = 6,359,805,508,221,127/50,117,981
  6. Step 6: Final answer
    x = 126,896,682.22

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Why These Related Problems?

These problems maintain the same ratio (1.59) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.