Home / 98,321,916.78-147,489,961.14-37,737,642.78

Finding the Fourth Proportional to 98,321,916.78, 147,489,961.14 and 37,737,642.78

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Solution

The fourth proportional to 98,321,916.78, 147,489,961.14 and 37,737,642.78 is: 56,609,183.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    98,321,916.78 : 147,489,961.14 = 37,737,642.78 : x
  2. Step 2: Convert to fraction form
    98,321,916.78/147,489,961.14 = 37,737,642.78/x
  3. Step 3: Cross multiply
    98,321,916.78x = 147,489,961.14 × 37,737,642.78
  4. Step 4: Simplify right side
    98,321,916.78x = 5,565,923,467,137,401
  5. Step 5: Solve for x
    x = 5,565,923,467,137,401/98,321,916.78
  6. Step 6: Final answer
    x = 56,609,183.89

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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.