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Finding the Third Proportional to 155,476,245 and 340,240,938

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Solution

The third proportional to 155,476,245 and 340,240,938 is: 744,576,098.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    155,476,245 : 340,240,938 = 340,240,938 : x
  2. Step 2: Convert to fraction form
    155,476,245/340,240,938 = 340,240,938/x
  3. Step 3: Cross multiply
    155,476,245x = 340,240,938 × 340,240,938
  4. Step 4: Simplify right side
    155,476,245x = 115,763,895,891,119,840
  5. Step 5: Solve for x
    x = 115,763,895,891,119,840/155,476,245
  6. Step 6: Final answer
    x = 744,576,098.37

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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.