Home / 215,898,171.70-323,847,257.55-106,740,190.30

Finding the Fourth Proportional to 215,898,171.70, 323,847,257.55 and 106,740,190.30

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Solution

The fourth proportional to 215,898,171.70, 323,847,257.55 and 106,740,190.30 is: 160,110,285.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    215,898,171.70 : 323,847,257.55 = 106,740,190.30 : x
  2. Step 2: Convert to fraction form
    215,898,171.70/323,847,257.55 = 106,740,190.30/x
  3. Step 3: Cross multiply
    215,898,171.70x = 323,847,257.55 × 106,740,190.30
  4. Step 4: Simplify right side
    215,898,171.70x = 34,567,517,899,020,112
  5. Step 5: Solve for x
    x = 34,567,517,899,020,112/215,898,171.70
  6. Step 6: Final answer
    x = 160,110,285.45

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1.5x scale

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.