Home / 352,820,347.76-486,903,972.40-194,062,749.31

Finding the Fourth Proportional to 352,820,347.76, 486,903,972.40 and 194,062,749.31

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Solution

The fourth proportional to 352,820,347.76, 486,903,972.40 and 194,062,749.31 is: 267,813,135.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,820,347.76 : 486,903,972.40 = 194,062,749.31 : x
  2. Step 2: Convert to fraction form
    352,820,347.76/486,903,972.40 = 194,062,749.31/x
  3. Step 3: Cross multiply
    352,820,347.76x = 486,903,972.40 × 194,062,749.31
  4. Step 4: Simplify right side
    352,820,347.76x = 94,489,923,535,120,400
  5. Step 5: Solve for x
    x = 94,489,923,535,120,400/352,820,347.76
  6. Step 6: Final answer
    x = 267,813,135.31

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.