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Finding the Third Proportional to 794,538,690 and 1,240,086,129

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Solution

The third proportional to 794,538,690 and 1,240,086,129 is: 1,935,479,828.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    794,538,690 : 1,240,086,129 = 1,240,086,129 : x
  2. Step 2: Convert to fraction form
    794,538,690/1,240,086,129 = 1,240,086,129/x
  3. Step 3: Cross multiply
    794,538,690x = 1,240,086,129 × 1,240,086,129
  4. Step 4: Simplify right side
    794,538,690x = 1,537,813,607,338,204,672
  5. Step 5: Solve for x
    x = 1,537,813,607,338,204,672/794,538,690
  6. Step 6: Final answer
    x = 1,935,479,828.35

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Why These Related Problems?

These problems maintain the same ratio (1.56) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.