Home / 500,144,008.06-750,147,908.22-131,648,102.09

Finding the Fourth Proportional to 500,144,008.06, 750,147,908.22 and 131,648,102.09

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Solution

The fourth proportional to 500,144,008.06, 750,147,908.22 and 131,648,102.09 is: 197,454,226.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    500,144,008.06 : 750,147,908.22 = 131,648,102.09 : x
  2. Step 2: Convert to fraction form
    500,144,008.06/750,147,908.22 = 131,648,102.09/x
  3. Step 3: Cross multiply
    500,144,008.06x = 750,147,908.22 × 131,648,102.09
  4. Step 4: Simplify right side
    500,144,008.06x = 98,755,548,403,946,512
  5. Step 5: Solve for x
    x = 98,755,548,403,946,512/500,144,008.06
  6. Step 6: Final answer
    x = 197,454,226.81

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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.