Home / 449,227,379.70-673,310,227.95-190,442,099.70

Finding the Fourth Proportional to 449,227,379.70, 673,310,227.95 and 190,442,099.70

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Solution

The fourth proportional to 449,227,379.70, 673,310,227.95 and 190,442,099.70 is: 285,438,108.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    449,227,379.70 : 673,310,227.95 = 190,442,099.70 : x
  2. Step 2: Convert to fraction form
    449,227,379.70/673,310,227.95 = 190,442,099.70/x
  3. Step 3: Cross multiply
    449,227,379.70x = 673,310,227.95 × 190,442,099.70
  4. Step 4: Simplify right side
    449,227,379.70x = 128,226,613,560,283,632
  5. Step 5: Solve for x
    x = 128,226,613,560,283,632/449,227,379.70
  6. Step 6: Final answer
    x = 285,438,108.53

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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.