Home / 180,569,693.67-270,394,737.02-118,972,105.83

Finding the Fourth Proportional to 180,569,693.67, 270,394,737.02 and 118,972,105.83

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Solution

The fourth proportional to 180,569,693.67, 270,394,737.02 and 118,972,105.83 is: 178,155,207.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    180,569,693.67 : 270,394,737.02 = 118,972,105.83 : x
  2. Step 2: Convert to fraction form
    180,569,693.67/270,394,737.02 = 118,972,105.83/x
  3. Step 3: Cross multiply
    180,569,693.67x = 270,394,737.02 × 118,972,105.83
  4. Step 4: Simplify right side
    180,569,693.67x = 32,169,431,268,023,596
  5. Step 5: Solve for x
    x = 32,169,431,268,023,596/180,569,693.67
  6. Step 6: Final answer
    x = 178,155,207.63

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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.