Home / 251,640,178.42-377,284,784.11-111,504,418.10

Finding the Fourth Proportional to 251,640,178.42, 377,284,784.11 and 111,504,418.10

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Solution

The fourth proportional to 251,640,178.42, 377,284,784.11 and 111,504,418.10 is: 167,178,868.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    251,640,178.42 : 377,284,784.11 = 111,504,418.10 : x
  2. Step 2: Convert to fraction form
    251,640,178.42/377,284,784.11 = 111,504,418.10/x
  3. Step 3: Cross multiply
    251,640,178.42x = 377,284,784.11 × 111,504,418.10
  4. Step 4: Simplify right side
    251,640,178.42x = 42,068,920,310,169,672
  5. Step 5: Solve for x
    x = 42,068,920,310,169,672/251,640,178.42
  6. Step 6: Final answer
    x = 167,178,868.55

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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.