Home / 424,613,672,077.20-636,922,889,146.44-141,631,738,564.56

Finding the Fourth Proportional to 424,613,672,077.20, 636,922,889,146.44 and 141,631,738,564.56

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Solution

The fourth proportional to 424,613,672,077.20, 636,922,889,146.44 and 141,631,738,564.56 is: 212,448,402,049.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    424,613,672,077.20 : 636,922,889,146.44 = 141,631,738,564.56 : x
  2. Step 2: Convert to fraction form
    424,613,672,077.20/636,922,889,146.44 = 141,631,738,564.56/x
  3. Step 3: Cross multiply
    424,613,672,077.20x = 636,922,889,146.44 × 141,631,738,564.56
  4. Step 4: Simplify right side
    424,613,672,077.20x = 90,208,496,121,372,804,644,864
  5. Step 5: Solve for x
    x = 90,208,496,121,372,804,644,864/424,613,672,077.20
  6. Step 6: Final answer
    x = 212,448,402,049.97

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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.