Home / 339,543,592.72-509,314,752.90-106,392,153.34

Finding the Fourth Proportional to 339,543,592.72, 509,314,752.90 and 106,392,153.34

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Solution

The fourth proportional to 339,543,592.72, 509,314,752.90 and 106,392,153.34 is: 159,588,030.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    339,543,592.72 : 509,314,752.90 = 106,392,153.34 : x
  2. Step 2: Convert to fraction form
    339,543,592.72/509,314,752.90 = 106,392,153.34/x
  3. Step 3: Cross multiply
    339,543,592.72x = 509,314,752.90 × 106,392,153.34
  4. Step 4: Simplify right side
    339,543,592.72x = 54,187,093,288,861,008
  5. Step 5: Solve for x
    x = 54,187,093,288,861,008/339,543,592.72
  6. Step 6: Final answer
    x = 159,588,030.67

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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.