Home / 275,688,408.49-380,438,927.14-150,237,940.48

Finding the Fourth Proportional to 275,688,408.49, 380,438,927.14 and 150,237,940.48

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Solution

The fourth proportional to 275,688,408.49, 380,438,927.14 and 150,237,940.48 is: 207,322,321.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    275,688,408.49 : 380,438,927.14 = 150,237,940.48 : x
  2. Step 2: Convert to fraction form
    275,688,408.49/380,438,927.14 = 150,237,940.48/x
  3. Step 3: Cross multiply
    275,688,408.49x = 380,438,927.14 × 150,237,940.48
  4. Step 4: Simplify right side
    275,688,408.49x = 57,156,360,889,280,992
  5. Step 5: Solve for x
    x = 57,156,360,889,280,992/275,688,408.49
  6. Step 6: Final answer
    x = 207,322,321.61

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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.