Home / 166,969,021.43-250,455,460.04-50,385,386.97

Finding the Fourth Proportional to 166,969,021.43, 250,455,460.04 and 50,385,386.97

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Solution

The fourth proportional to 166,969,021.43, 250,455,460.04 and 50,385,386.97 is: 75,578,662.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,969,021.43 : 250,455,460.04 = 50,385,386.97 : x
  2. Step 2: Convert to fraction form
    166,969,021.43/250,455,460.04 = 50,385,386.97/x
  3. Step 3: Cross multiply
    166,969,021.43x = 250,455,460.04 × 50,385,386.97
  4. Step 4: Simplify right side
    166,969,021.43x = 12,619,295,272,612,844
  5. Step 5: Solve for x
    x = 12,619,295,272,612,844/166,969,021.43
  6. Step 6: Final answer
    x = 75,578,662.23

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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.