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Finding the Third Proportional to 1,345,171,379 and 1,893,472,270

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Solution

The third proportional to 1,345,171,379 and 1,893,472,270 is: 2,665,264,287.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,345,171,379 : 1,893,472,270 = 1,893,472,270 : x
  2. Step 2: Convert to fraction form
    1,345,171,379/1,893,472,270 = 1,893,472,270/x
  3. Step 3: Cross multiply
    1,345,171,379x = 1,893,472,270 × 1,893,472,270
  4. Step 4: Simplify right side
    1,345,171,379x = 3,585,237,237,258,952,704
  5. Step 5: Solve for x
    x = 3,585,237,237,258,952,704/1,345,171,379
  6. Step 6: Final answer
    x = 2,665,264,287.68

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Why These Related Problems?

These problems maintain the same ratio (1.41) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.