Home / 500,144,009.56-750,147,910.47-131,648,103.59

Finding the Fourth Proportional to 500,144,009.56, 750,147,910.47 and 131,648,103.59

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Solution

The fourth proportional to 500,144,009.56, 750,147,910.47 and 131,648,103.59 is: 197,454,229.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,144,009.56 : 750,147,910.47 = 131,648,103.59 : x
  2. Step 2: Convert to fraction form
    500,144,009.56/750,147,910.47 = 131,648,103.59/x
  3. Step 3: Cross multiply
    500,144,009.56x = 750,147,910.47 × 131,648,103.59
  4. Step 4: Simplify right side
    500,144,009.56x = 98,755,549,825,376,608
  5. Step 5: Solve for x
    x = 98,755,549,825,376,608/500,144,009.56
  6. Step 6: Final answer
    x = 197,454,229.06

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.