Home / 351,660,435.86-485,320,453.53-195,078,026.90

Finding the Fourth Proportional to 351,660,435.86, 485,320,453.53 and 195,078,026.90

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Solution

The fourth proportional to 351,660,435.86, 485,320,453.53 and 195,078,026.90 is: 269,223,793.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,660,435.86 : 485,320,453.53 = 195,078,026.90 : x
  2. Step 2: Convert to fraction form
    351,660,435.86/485,320,453.53 = 195,078,026.90/x
  3. Step 3: Cross multiply
    351,660,435.86x = 485,320,453.53 × 195,078,026.90
  4. Step 4: Simplify right side
    351,660,435.86x = 94,675,356,488,845,536
  5. Step 5: Solve for x
    x = 94,675,356,488,845,536/351,660,435.86
  6. Step 6: Final answer
    x = 269,223,793.28

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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.