Home / 202,242,538.30-303,363,807.45-200,226,999.10

Finding the Fourth Proportional to 202,242,538.30, 303,363,807.45 and 200,226,999.10

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Solution

The fourth proportional to 202,242,538.30, 303,363,807.45 and 200,226,999.10 is: 300,340,498.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,242,538.30 : 303,363,807.45 = 200,226,999.10 : x
  2. Step 2: Convert to fraction form
    202,242,538.30/303,363,807.45 = 200,226,999.10/x
  3. Step 3: Cross multiply
    202,242,538.30x = 303,363,807.45 × 200,226,999.10
  4. Step 4: Simplify right side
    202,242,538.30x = 60,741,624,801,263,720
  5. Step 5: Solve for x
    x = 60,741,624,801,263,720/202,242,538.30
  6. Step 6: Final answer
    x = 300,340,498.65

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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.