Home / 167,087,961.54-250,683,271.20-79,760,920.32

Finding the Fourth Proportional to 167,087,961.54, 250,683,271.20 and 79,760,920.32

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Solution

The fourth proportional to 167,087,961.54, 250,683,271.20 and 79,760,920.32 is: 119,665,882.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    167,087,961.54 : 250,683,271.20 = 79,760,920.32 : x
  2. Step 2: Convert to fraction form
    167,087,961.54/250,683,271.20 = 79,760,920.32/x
  3. Step 3: Cross multiply
    167,087,961.54x = 250,683,271.20 × 79,760,920.32
  4. Step 4: Simplify right side
    167,087,961.54x = 19,994,728,419,740,148
  5. Step 5: Solve for x
    x = 19,994,728,419,740,148/167,087,961.54
  6. Step 6: Final answer
    x = 119,665,882.78

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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.