Home / 386,050,819.13-579,153,287.62-201,901,198.22

Finding the Fourth Proportional to 386,050,819.13, 579,153,287.62 and 201,901,198.22

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Solution

The fourth proportional to 386,050,819.13, 579,153,287.62 and 201,901,198.22 is: 302,892,098.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    386,050,819.13 : 579,153,287.62 = 201,901,198.22 : x
  2. Step 2: Convert to fraction form
    386,050,819.13/579,153,287.62 = 201,901,198.22/x
  3. Step 3: Cross multiply
    386,050,819.13x = 579,153,287.62 × 201,901,198.22
  4. Step 4: Simplify right side
    386,050,819.13x = 116,931,742,723,530,288
  5. Step 5: Solve for x
    x = 116,931,742,723,530,288/386,050,819.13
  6. Step 6: Final answer
    x = 302,892,098.47

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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.