Home / 192,183,438.70-288,735,050.32-123,231,335.01

Finding the Fourth Proportional to 192,183,438.70, 288,735,050.32 and 123,231,335.01

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Solution

The fourth proportional to 192,183,438.70, 288,735,050.32 and 123,231,335.01 is: 185,141,893.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    192,183,438.70 : 288,735,050.32 = 123,231,335.01 : x
  2. Step 2: Convert to fraction form
    192,183,438.70/288,735,050.32 = 123,231,335.01/x
  3. Step 3: Cross multiply
    192,183,438.70x = 288,735,050.32 × 123,231,335.01
  4. Step 4: Simplify right side
    192,183,438.70x = 35,581,205,715,113,128
  5. Step 5: Solve for x
    x = 35,581,205,715,113,128/192,183,438.70
  6. Step 6: Final answer
    x = 185,141,893.37

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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.