Home / 339,543,576.74-509,314,729.42-106,392,137.55

Finding the Fourth Proportional to 339,543,576.74, 509,314,729.42 and 106,392,137.55

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Solution

The fourth proportional to 339,543,576.74, 509,314,729.42 and 106,392,137.55 is: 159,588,007.14

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,543,576.74 : 509,314,729.42 = 106,392,137.55 : x
  2. Step 2: Convert to fraction form
    339,543,576.74/509,314,729.42 = 106,392,137.55/x
  3. Step 3: Cross multiply
    339,543,576.74x = 509,314,729.42 × 106,392,137.55
  4. Step 4: Simplify right side
    339,543,576.74x = 54,187,082,748,427,688
  5. Step 5: Solve for x
    x = 54,187,082,748,427,688/339,543,576.74
  6. Step 6: Final answer
    x = 159,588,007.14

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.