Home / 482,007,031.47-665,123,224.50-270,322,455.87

Finding the Fourth Proportional to 482,007,031.47, 665,123,224.50 and 270,322,455.87

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Solution

The fourth proportional to 482,007,031.47, 665,123,224.50 and 270,322,455.87 is: 373,018,922.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    482,007,031.47 : 665,123,224.50 = 270,322,455.87 : x
  2. Step 2: Convert to fraction form
    482,007,031.47/665,123,224.50 = 270,322,455.87/x
  3. Step 3: Cross multiply
    482,007,031.47x = 665,123,224.50 × 270,322,455.87
  4. Step 4: Simplify right side
    482,007,031.47x = 179,797,743,503,013,344
  5. Step 5: Solve for x
    x = 179,797,743,503,013,344/482,007,031.47
  6. Step 6: Final answer
    x = 373,018,922.47

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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.