Home / 228,087,131.98-342,164,840.34-82,554,743.56

Finding the Fourth Proportional to 228,087,131.98, 342,164,840.34 and 82,554,743.56

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Solution

The fourth proportional to 228,087,131.98, 342,164,840.34 and 82,554,743.56 is: 123,844,472.96

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,087,131.98 : 342,164,840.34 = 82,554,743.56 : x
  2. Step 2: Convert to fraction form
    228,087,131.98/342,164,840.34 = 82,554,743.56/x
  3. Step 3: Cross multiply
    228,087,131.98x = 342,164,840.34 × 82,554,743.56
  4. Step 4: Simplify right side
    228,087,131.98x = 28,247,330,649,517,040
  5. Step 5: Solve for x
    x = 28,247,330,649,517,040/228,087,131.98
  6. Step 6: Final answer
    x = 123,844,472.96

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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.