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Finding the Third Proportional to 80,960,317 and 124,363,918.50

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Solution

The third proportional to 80,960,317 and 124,363,918.50 is: 191,036,606.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,960,317 : 124,363,918.50 = 124,363,918.50 : x
  2. Step 2: Convert to fraction form
    80,960,317/124,363,918.50 = 124,363,918.50/x
  3. Step 3: Cross multiply
    80,960,317x = 124,363,918.50 × 124,363,918.50
  4. Step 4: Simplify right side
    80,960,317x = 15,466,384,224,674,642
  5. Step 5: Solve for x
    x = 15,466,384,224,674,642/80,960,317
  6. Step 6: Final answer
    x = 191,036,606.55

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Why These Related Problems?

These problems maintain the same ratio (1.54) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.