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Finding the Third Proportional to 115,631,720 and 250,316,316

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Solution

The third proportional to 115,631,720 and 250,316,316 is: 541,877,765.51

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,631,720 : 250,316,316 = 250,316,316 : x
  2. Step 2: Convert to fraction form
    115,631,720/250,316,316 = 250,316,316/x
  3. Step 3: Cross multiply
    115,631,720x = 250,316,316 × 250,316,316
  4. Step 4: Simplify right side
    115,631,720x = 62,658,258,055,811,856
  5. Step 5: Solve for x
    x = 62,658,258,055,811,856/115,631,720
  6. Step 6: Final answer
    x = 541,877,765.51

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Why These Related Problems?

These problems maintain the same ratio (2.16) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.