Home / 354,816,101.20-531,826,020.60-201,535,589.20

Finding the Fourth Proportional to 354,816,101.20, 531,826,020.60 and 201,535,589.20

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Solution

The fourth proportional to 354,816,101.20, 531,826,020.60 and 201,535,589.20 is: 302,077,245.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,816,101.20 : 531,826,020.60 = 201,535,589.20 : x
  2. Step 2: Convert to fraction form
    354,816,101.20/531,826,020.60 = 201,535,589.20/x
  3. Step 3: Cross multiply
    354,816,101.20x = 531,826,020.60 × 201,535,589.20
  4. Step 4: Simplify right side
    354,816,101.20x = 107,181,870,413,512,336
  5. Step 5: Solve for x
    x = 107,181,870,413,512,336/354,816,101.20
  6. Step 6: Final answer
    x = 302,077,245.23

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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.