Home / 202,786,900.77-279,845,997.62-109,967,384.01

Finding the Fourth Proportional to 202,786,900.77, 279,845,997.62 and 109,967,384.01

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Solution

The fourth proportional to 202,786,900.77, 279,845,997.62 and 109,967,384.01 is: 151,755,030.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,786,900.77 : 279,845,997.62 = 109,967,384.01 : x
  2. Step 2: Convert to fraction form
    202,786,900.77/279,845,997.62 = 109,967,384.01/x
  3. Step 3: Cross multiply
    202,786,900.77x = 279,845,997.62 × 109,967,384.01
  4. Step 4: Simplify right side
    202,786,900.77x = 30,773,932,284,215,008
  5. Step 5: Solve for x
    x = 30,773,932,284,215,008/202,786,900.77
  6. Step 6: Final answer
    x = 151,755,030.37

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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.