Home / 365,975,937.64-505,055,569.31-198,719,247.84

Finding the Fourth Proportional to 365,975,937.64, 505,055,569.31 and 198,719,247.84

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Solution

The fourth proportional to 365,975,937.64, 505,055,569.31 and 198,719,247.84 is: 274,237,326.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    365,975,937.64 : 505,055,569.31 = 198,719,247.84 : x
  2. Step 2: Convert to fraction form
    365,975,937.64/505,055,569.31 = 198,719,247.84/x
  3. Step 3: Cross multiply
    365,975,937.64x = 505,055,569.31 × 198,719,247.84
  4. Step 4: Simplify right side
    365,975,937.64x = 100,364,262,850,686,192
  5. Step 5: Solve for x
    x = 100,364,262,850,686,192/365,975,937.64
  6. Step 6: Final answer
    x = 274,237,326.91

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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.