Home / 166,968,906.33-250,455,287.72-50,385,272.40

Finding the Fourth Proportional to 166,968,906.33, 250,455,287.72 and 50,385,272.40

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Solution

The fourth proportional to 166,968,906.33, 250,455,287.72 and 50,385,272.40 is: 75,578,490.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,968,906.33 : 250,455,287.72 = 50,385,272.40 : x
  2. Step 2: Convert to fraction form
    166,968,906.33/250,455,287.72 = 50,385,272.40/x
  3. Step 3: Cross multiply
    166,968,906.33x = 250,455,287.72 × 50,385,272.40
  4. Step 4: Simplify right side
    166,968,906.33x = 12,619,257,895,792,574
  5. Step 5: Solve for x
    x = 12,619,257,895,792,574/166,968,906.33
  6. Step 6: Final answer
    x = 75,578,490.47

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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.