Home / 548,389,951.40-822,555,955.90-179,876,361.64

Finding the Fourth Proportional to 548,389,951.40, 822,555,955.90 and 179,876,361.64

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Solution

The fourth proportional to 548,389,951.40, 822,555,955.90 and 179,876,361.64 is: 269,805,039.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    548,389,951.40 : 822,555,955.90 = 179,876,361.64 : x
  2. Step 2: Convert to fraction form
    548,389,951.40/822,555,955.90 = 179,876,361.64/x
  3. Step 3: Cross multiply
    548,389,951.40x = 822,555,955.90 × 179,876,361.64
  4. Step 4: Simplify right side
    548,389,951.40x = 147,958,372,592,604,288
  5. Step 5: Solve for x
    x = 147,958,372,592,604,288/548,389,951.40
  6. Step 6: Final answer
    x = 269,805,039.67

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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.