Home / 354,816,125.20-531,826,056.60-201,535,613.20

Finding the Fourth Proportional to 354,816,125.20, 531,826,056.60 and 201,535,613.20

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Solution

The fourth proportional to 354,816,125.20, 531,826,056.60 and 201,535,613.20 is: 302,077,281.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    354,816,125.20 : 531,826,056.60 = 201,535,613.20 : x
  2. Step 2: Convert to fraction form
    354,816,125.20/531,826,056.60 = 201,535,613.20/x
  3. Step 3: Cross multiply
    354,816,125.20x = 531,826,056.60 × 201,535,613.20
  4. Step 4: Simplify right side
    354,816,125.20x = 107,181,890,432,618,912
  5. Step 5: Solve for x
    x = 107,181,890,432,618,912/354,816,125.20
  6. Step 6: Final answer
    x = 302,077,281.22

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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.