Home / 228,367,006.20-315,149,491.88-123,946,329.24

Finding the Fourth Proportional to 228,367,006.20, 315,149,491.88 and 123,946,329.24

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Solution

The fourth proportional to 228,367,006.20, 315,149,491.88 and 123,946,329.24 is: 171,047,575.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,367,006.20 : 315,149,491.88 = 123,946,329.24 : x
  2. Step 2: Convert to fraction form
    228,367,006.20/315,149,491.88 = 123,946,329.24/x
  3. Step 3: Cross multiply
    228,367,006.20x = 315,149,491.88 × 123,946,329.24
  4. Step 4: Simplify right side
    228,367,006.20x = 39,061,622,680,222,256
  5. Step 5: Solve for x
    x = 39,061,622,680,222,256/228,367,006.20
  6. Step 6: Final answer
    x = 171,047,575.26

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.