Home / 202,786,897.02-279,845,992.44-109,967,380.26

Finding the Fourth Proportional to 202,786,897.02, 279,845,992.44 and 109,967,380.26

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Solution

The fourth proportional to 202,786,897.02, 279,845,992.44 and 109,967,380.26 is: 151,755,025.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,786,897.02 : 279,845,992.44 = 109,967,380.26 : x
  2. Step 2: Convert to fraction form
    202,786,897.02/279,845,992.44 = 109,967,380.26/x
  3. Step 3: Cross multiply
    202,786,897.02x = 279,845,992.44 × 109,967,380.26
  4. Step 4: Simplify right side
    202,786,897.02x = 30,773,930,664,886,568
  5. Step 5: Solve for x
    x = 30,773,930,664,886,568/202,786,897.02
  6. Step 6: Final answer
    x = 151,755,025.19

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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.