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Finding the Third Proportional to 306,592,030 and 672,540,936

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Solution

The third proportional to 306,592,030 and 672,540,936 is: 1,475,287,242.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    306,592,030 : 672,540,936 = 672,540,936 : x
  2. Step 2: Convert to fraction form
    306,592,030/672,540,936 = 672,540,936/x
  3. Step 3: Cross multiply
    306,592,030x = 672,540,936 × 672,540,936
  4. Step 4: Simplify right side
    306,592,030x = 452,311,310,595,756,096
  5. Step 5: Solve for x
    x = 452,311,310,595,756,096/306,592,030
  6. Step 6: Final answer
    x = 1,475,287,242.78

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Why These Related Problems?

These problems maintain the same ratio (2.19) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.