Home / 275,180,329.69-379,737,393.78-149,733,018.25

Finding the Fourth Proportional to 275,180,329.69, 379,737,393.78 and 149,733,018.25

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Solution

The fourth proportional to 275,180,329.69, 379,737,393.78 and 149,733,018.25 is: 206,625,328.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,180,329.69 : 379,737,393.78 = 149,733,018.25 : x
  2. Step 2: Convert to fraction form
    275,180,329.69/379,737,393.78 = 149,733,018.25/x
  3. Step 3: Cross multiply
    275,180,329.69x = 379,737,393.78 × 149,733,018.25
  4. Step 4: Simplify right side
    275,180,329.69x = 56,859,226,113,068,176
  5. Step 5: Solve for x
    x = 56,859,226,113,068,176/275,180,329.69
  6. Step 6: Final answer
    x = 206,625,328.84

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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.