Home / 365,812,153.67-504,821,326.35-198,548,475.93

Finding the Fourth Proportional to 365,812,153.67, 504,821,326.35 and 198,548,475.93

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Solution

The fourth proportional to 365,812,153.67, 504,821,326.35 and 198,548,475.93 is: 273,997,197.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,812,153.67 : 504,821,326.35 = 198,548,475.93 : x
  2. Step 2: Convert to fraction form
    365,812,153.67/504,821,326.35 = 198,548,475.93/x
  3. Step 3: Cross multiply
    365,812,153.67x = 504,821,326.35 × 198,548,475.93
  4. Step 4: Simplify right side
    365,812,153.67x = 100,231,504,963,753,664
  5. Step 5: Solve for x
    x = 100,231,504,963,753,664/365,812,153.67
  6. Step 6: Final answer
    x = 273,997,197.63

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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.