Home / 202,247,538.30-303,371,307.45-200,231,999.10

Finding the Fourth Proportional to 202,247,538.30, 303,371,307.45 and 200,231,999.10

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Solution

The fourth proportional to 202,247,538.30, 303,371,307.45 and 200,231,999.10 is: 300,347,998.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,247,538.30 : 303,371,307.45 = 200,231,999.10 : x
  2. Step 2: Convert to fraction form
    202,247,538.30/303,371,307.45 = 200,231,999.10/x
  3. Step 3: Cross multiply
    202,247,538.30x = 303,371,307.45 × 200,231,999.10
  4. Step 4: Simplify right side
    202,247,538.30x = 60,744,643,360,294,216
  5. Step 5: Solve for x
    x = 60,744,643,360,294,216/202,247,538.30
  6. Step 6: Final answer
    x = 300,347,998.65

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Similar ratio
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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.