Home / 137,339,084.38-205,976,666.94-51,118,096.54

Finding the Fourth Proportional to 137,339,084.38, 205,976,666.94 and 51,118,096.54

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Solution

The fourth proportional to 137,339,084.38, 205,976,666.94 and 51,118,096.54 is: 76,665,249.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    137,339,084.38 : 205,976,666.94 = 51,118,096.54 : x
  2. Step 2: Convert to fraction form
    137,339,084.38/205,976,666.94 = 51,118,096.54/x
  3. Step 3: Cross multiply
    137,339,084.38x = 205,976,666.94 × 51,118,096.54
  4. Step 4: Simplify right side
    137,339,084.38x = 10,529,135,145,626,346
  5. Step 5: Solve for x
    x = 10,529,135,145,626,346/137,339,084.38
  6. Step 6: Final answer
    x = 76,665,249.32

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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.