Home / 168,048,016.70-252,072,025.05-40,397,200.70

Finding the Fourth Proportional to 168,048,016.70, 252,072,025.05 and 40,397,200.70

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Solution

The fourth proportional to 168,048,016.70, 252,072,025.05 and 40,397,200.70 is: 60,595,801.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,048,016.70 : 252,072,025.05 = 40,397,200.70 : x
  2. Step 2: Convert to fraction form
    168,048,016.70/252,072,025.05 = 40,397,200.70/x
  3. Step 3: Cross multiply
    168,048,016.70x = 252,072,025.05 × 40,397,200.70
  4. Step 4: Simplify right side
    168,048,016.70x = 10,183,004,186,800,278
  5. Step 5: Solve for x
    x = 10,183,004,186,800,278/168,048,016.70
  6. Step 6: Final answer
    x = 60,595,801.05

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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.