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Finding the Third Proportional to 392,362,673.25 and 841,058,911.50

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Solution

The third proportional to 392,362,673.25 and 841,058,911.50 is: 1,802,873,058.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    392,362,673.25 : 841,058,911.50 = 841,058,911.50 : x
  2. Step 2: Convert to fraction form
    392,362,673.25/841,058,911.50 = 841,058,911.50/x
  3. Step 3: Cross multiply
    392,362,673.25x = 841,058,911.50 × 841,058,911.50
  4. Step 4: Simplify right side
    392,362,673.25x = 707,380,092,613,564,800
  5. Step 5: Solve for x
    x = 707,380,092,613,564,800/392,362,673.25
  6. Step 6: Final answer
    x = 1,802,873,058.12

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Why These Related Problems?

These problems maintain the same ratio (2.14) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.