Home / 243,872,938.26-365,732,314.83-80,083,693.62

Finding the Fourth Proportional to 243,872,938.26, 365,732,314.83 and 80,083,693.62

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Solution

The fourth proportional to 243,872,938.26, 365,732,314.83 and 80,083,693.62 is: 120,100,224.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    243,872,938.26 : 365,732,314.83 = 80,083,693.62 : x
  2. Step 2: Convert to fraction form
    243,872,938.26/365,732,314.83 = 80,083,693.62/x
  3. Step 3: Cross multiply
    243,872,938.26x = 365,732,314.83 × 80,083,693.62
  4. Step 4: Simplify right side
    243,872,938.26x = 29,289,194,647,779,104
  5. Step 5: Solve for x
    x = 29,289,194,647,779,104/243,872,938.26
  6. Step 6: Final answer
    x = 120,100,224.55

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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.