Home / 269,583,989,408.20-372,037,599,742.35-149,289,927,573.52

Finding the Fourth Proportional to 269,583,989,408.20, 372,037,599,742.35 and 149,289,927,573.52

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Solution

The fourth proportional to 269,583,989,408.20, 372,037,599,742.35 and 149,289,927,573.52 is: 206,026,576,140.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    269,583,989,408.20 : 372,037,599,742.35 = 149,289,927,573.52 : x
  2. Step 2: Convert to fraction form
    269,583,989,408.20/372,037,599,742.35 = 149,289,927,573.52/x
  3. Step 3: Cross multiply
    269,583,989,408.20x = 372,037,599,742.35 × 149,289,927,573.52
  4. Step 4: Simplify right side
    269,583,989,408.20x = 55,541,466,320,161,650,769,920
  5. Step 5: Solve for x
    x = 55,541,466,320,161,650,769,920/269,583,989,408.20
  6. Step 6: Final answer
    x = 206,026,576,140.85

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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.