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Finding the Third Proportional to 115,299,207 and 251,873,550

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Solution

The third proportional to 115,299,207 and 251,873,550 is: 550,223,083.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,299,207 : 251,873,550 = 251,873,550 : x
  2. Step 2: Convert to fraction form
    115,299,207/251,873,550 = 251,873,550/x
  3. Step 3: Cross multiply
    115,299,207x = 251,873,550 × 251,873,550
  4. Step 4: Simplify right side
    115,299,207x = 63,440,285,189,602,496
  5. Step 5: Solve for x
    x = 63,440,285,189,602,496/115,299,207
  6. Step 6: Final answer
    x = 550,223,083.40

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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.