Home / 201,702,462.30-302,553,693.45-200,190,807.90

Finding the Fourth Proportional to 201,702,462.30, 302,553,693.45 and 200,190,807.90

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Solution

The fourth proportional to 201,702,462.30, 302,553,693.45 and 200,190,807.90 is: 300,286,211.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,702,462.30 : 302,553,693.45 = 200,190,807.90 : x
  2. Step 2: Convert to fraction form
    201,702,462.30/302,553,693.45 = 200,190,807.90/x
  3. Step 3: Cross multiply
    201,702,462.30x = 302,553,693.45 × 200,190,807.90
  4. Step 4: Simplify right side
    201,702,462.30x = 60,568,468,324,884,440
  5. Step 5: Solve for x
    x = 60,568,468,324,884,440/201,702,462.30
  6. Step 6: Final answer
    x = 300,286,211.85

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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.