Home / 477,404,818.21-658,833,296.79-265,723,408.62

Finding the Fourth Proportional to 477,404,818.21, 658,833,296.79 and 265,723,408.62

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Solution

The fourth proportional to 477,404,818.21, 658,833,296.79 and 265,723,408.62 is: 366,706,456.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    477,404,818.21 : 658,833,296.79 = 265,723,408.62 : x
  2. Step 2: Convert to fraction form
    477,404,818.21/658,833,296.79 = 265,723,408.62/x
  3. Step 3: Cross multiply
    477,404,818.21x = 658,833,296.79 × 265,723,408.62
  4. Step 4: Simplify right side
    477,404,818.21x = 175,067,429,334,062,272
  5. Step 5: Solve for x
    x = 175,067,429,334,062,272/477,404,818.21
  6. Step 6: Final answer
    x = 366,706,456.78

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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.