Home / 202,230,477.45-279,078,118.72-114,143,135.25

Finding the Fourth Proportional to 202,230,477.45, 279,078,118.72 and 114,143,135.25

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Solution

The fourth proportional to 202,230,477.45, 279,078,118.72 and 114,143,135.25 is: 157,517,560.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,230,477.45 : 279,078,118.72 = 114,143,135.25 : x
  2. Step 2: Convert to fraction form
    202,230,477.45/279,078,118.72 = 114,143,135.25/x
  3. Step 3: Cross multiply
    202,230,477.45x = 279,078,118.72 × 114,143,135.25
  4. Step 4: Simplify right side
    202,230,477.45x = 31,854,851,449,813,264
  5. Step 5: Solve for x
    x = 31,854,851,449,813,264/202,230,477.45
  6. Step 6: Final answer
    x = 157,517,560.42

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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.