Home / 339,543,602.34-509,314,767.78-106,392,163.20

Finding the Fourth Proportional to 339,543,602.34, 509,314,767.78 and 106,392,163.20

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Solution

The fourth proportional to 339,543,602.34, 509,314,767.78 and 106,392,163.20 is: 159,588,045.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,543,602.34 : 509,314,767.78 = 106,392,163.20 : x
  2. Step 2: Convert to fraction form
    339,543,602.34/509,314,767.78 = 106,392,163.20/x
  3. Step 3: Cross multiply
    339,543,602.34x = 509,314,767.78 × 106,392,163.20
  4. Step 4: Simplify right side
    339,543,602.34x = 54,187,099,893,819,864
  5. Step 5: Solve for x
    x = 54,187,099,893,819,864/339,543,602.34
  6. Step 6: Final answer
    x = 159,588,045.60

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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.