Home / 202,244,043.77-279,017,370.26-117,456,729.33

Finding the Fourth Proportional to 202,244,043.77, 279,017,370.26 and 117,456,729.33

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Solution

The fourth proportional to 202,244,043.77, 279,017,370.26 and 117,456,729.33 is: 162,044,167.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,244,043.77 : 279,017,370.26 = 117,456,729.33 : x
  2. Step 2: Convert to fraction form
    202,244,043.77/279,017,370.26 = 117,456,729.33/x
  3. Step 3: Cross multiply
    202,244,043.77x = 279,017,370.26 × 117,456,729.33
  4. Step 4: Simplify right side
    202,244,043.77x = 32,772,467,736,409,928
  5. Step 5: Solve for x
    x = 32,772,467,736,409,928/202,244,043.77
  6. Step 6: Final answer
    x = 162,044,167.66

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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.