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Finding the Third Proportional to 386,955,132.75 and 591,686,766

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Solution

The third proportional to 386,955,132.75 and 591,686,766 is: 904,738,558.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,955,132.75 : 591,686,766 = 591,686,766 : x
  2. Step 2: Convert to fraction form
    386,955,132.75/591,686,766 = 591,686,766/x
  3. Step 3: Cross multiply
    386,955,132.75x = 591,686,766 × 591,686,766
  4. Step 4: Simplify right side
    386,955,132.75x = 350,093,229,059,538,752
  5. Step 5: Solve for x
    x = 350,093,229,059,538,752/386,955,132.75
  6. Step 6: Final answer
    x = 904,738,558.63

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Why These Related Problems?

These problems maintain the same ratio (1.53) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.