Home / 166,968,906.83-250,455,288.47-50,385,272.90

Finding the Fourth Proportional to 166,968,906.83, 250,455,288.47 and 50,385,272.90

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Solution

The fourth proportional to 166,968,906.83, 250,455,288.47 and 50,385,272.90 is: 75,578,491.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,968,906.83 : 250,455,288.47 = 50,385,272.90 : x
  2. Step 2: Convert to fraction form
    166,968,906.83/250,455,288.47 = 50,385,272.90/x
  3. Step 3: Cross multiply
    166,968,906.83x = 250,455,288.47 × 50,385,272.90
  4. Step 4: Simplify right side
    166,968,906.83x = 12,619,258,057,304,972
  5. Step 5: Solve for x
    x = 12,619,258,057,304,972/166,968,906.83
  6. Step 6: Final answer
    x = 75,578,491.21

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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.