Home / 548,389,878.36-822,555,846.55-179,876,288.67

Finding the Fourth Proportional to 548,389,878.36, 822,555,846.55 and 179,876,288.67

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Solution

The fourth proportional to 548,389,878.36, 822,555,846.55 and 179,876,288.67 is: 269,804,930.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,389,878.36 : 822,555,846.55 = 179,876,288.67 : x
  2. Step 2: Convert to fraction form
    548,389,878.36/822,555,846.55 = 179,876,288.67/x
  3. Step 3: Cross multiply
    548,389,878.36x = 822,555,846.55 × 179,876,288.67
  4. Step 4: Simplify right side
    548,389,878.36x = 147,958,292,902,992,448
  5. Step 5: Solve for x
    x = 147,958,292,902,992,448/548,389,878.36
  6. Step 6: Final answer
    x = 269,804,930.29

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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.