Home / 203,136,467.76-304,663,961.88-99,461,003.76

Finding the Fourth Proportional to 203,136,467.76, 304,663,961.88 and 99,461,003.76

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Solution

The fourth proportional to 203,136,467.76, 304,663,961.88 and 99,461,003.76 is: 149,171,558.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    203,136,467.76 : 304,663,961.88 = 99,461,003.76 : x
  2. Step 2: Convert to fraction form
    203,136,467.76/304,663,961.88 = 99,461,003.76/x
  3. Step 3: Cross multiply
    203,136,467.76x = 304,663,961.88 × 99,461,003.76
  4. Step 4: Simplify right side
    203,136,467.76x = 30,302,183,458,083,176
  5. Step 5: Solve for x
    x = 30,302,183,458,083,176/203,136,467.76
  6. Step 6: Final answer
    x = 149,171,558.37

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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.