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Finding the Third Proportional to 115,468,423 and 251,263,939

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Solution

The third proportional to 115,468,423 and 251,263,939 is: 546,760,451.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,468,423 : 251,263,939 = 251,263,939 : x
  2. Step 2: Convert to fraction form
    115,468,423/251,263,939 = 251,263,939/x
  3. Step 3: Cross multiply
    115,468,423x = 251,263,939 × 251,263,939
  4. Step 4: Simplify right side
    115,468,423x = 63,133,567,041,795,720
  5. Step 5: Solve for x
    x = 63,133,567,041,795,720/115,468,423
  6. Step 6: Final answer
    x = 546,760,451.05

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Why These Related Problems?

These problems maintain the same ratio (2.18) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.