Home / 552,437,601.94-762,250,085.82-317,442,861.57

Finding the Fourth Proportional to 552,437,601.94, 762,250,085.82 and 317,442,861.57

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Solution

The fourth proportional to 552,437,601.94, 762,250,085.82 and 317,442,861.57 is: 438,005,754.18

Step by Step Solution

  1. Step 1: Write the proportion equation
    552,437,601.94 : 762,250,085.82 = 317,442,861.57 : x
  2. Step 2: Convert to fraction form
    552,437,601.94/762,250,085.82 = 317,442,861.57/x
  3. Step 3: Cross multiply
    552,437,601.94x = 762,250,085.82 × 317,442,861.57
  4. Step 4: Simplify right side
    552,437,601.94x = 241,970,848,477,537,344
  5. Step 5: Solve for x
    x = 241,970,848,477,537,344/552,437,601.94
  6. Step 6: Final answer
    x = 438,005,754.18

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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.