Home / 444,064,859.52-612,816,761.22-243,118,381.44

Finding the Fourth Proportional to 444,064,859.52, 612,816,761.22 and 243,118,381.44

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Solution

The fourth proportional to 444,064,859.52, 612,816,761.22 and 243,118,381.44 is: 335,507,338.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    444,064,859.52 : 612,816,761.22 = 243,118,381.44 : x
  2. Step 2: Convert to fraction form
    444,064,859.52/612,816,761.22 = 243,118,381.44/x
  3. Step 3: Cross multiply
    444,064,859.52x = 612,816,761.22 × 243,118,381.44
  4. Step 4: Simplify right side
    444,064,859.52x = 148,987,019,107,109,376
  5. Step 5: Solve for x
    x = 148,987,019,107,109,376/444,064,859.52
  6. Step 6: Final answer
    x = 335,507,338.43

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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.