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Finding the Third Proportional to 115,434,312 and 253,955,082

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Solution

The third proportional to 115,434,312 and 253,955,082 is: 558,700,290.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    115,434,312 : 253,955,082 = 253,955,082 : x
  2. Step 2: Convert to fraction form
    115,434,312/253,955,082 = 253,955,082/x
  3. Step 3: Cross multiply
    115,434,312x = 253,955,082 × 253,955,082
  4. Step 4: Simplify right side
    115,434,312x = 64,493,183,673,626,720
  5. Step 5: Solve for x
    x = 64,493,183,673,626,720/115,434,312
  6. Step 6: Final answer
    x = 558,700,290.72

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Why These Related Problems?

These problems maintain the same ratio (2.20) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.