Home / 202,374,799.68-279,277,164.36-109,555,238.64

Finding the Fourth Proportional to 202,374,799.68, 279,277,164.36 and 109,555,238.64

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Solution

The fourth proportional to 202,374,799.68, 279,277,164.36 and 109,555,238.64 is: 151,186,197.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,374,799.68 : 279,277,164.36 = 109,555,238.64 : x
  2. Step 2: Convert to fraction form
    202,374,799.68/279,277,164.36 = 109,555,238.64/x
  3. Step 3: Cross multiply
    202,374,799.68x = 279,277,164.36 × 109,555,238.64
  4. Step 4: Simplify right side
    202,374,799.68x = 30,596,276,388,162,304
  5. Step 5: Solve for x
    x = 30,596,276,388,162,304/202,374,799.68
  6. Step 6: Final answer
    x = 151,186,197.28

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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.