Home / 491,111,814.80-736,667,722.20-336,143,619.20

Finding the Fourth Proportional to 491,111,814.80, 736,667,722.20 and 336,143,619.20

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Solution

The fourth proportional to 491,111,814.80, 736,667,722.20 and 336,143,619.20 is: 504,215,428.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    491,111,814.80 : 736,667,722.20 = 336,143,619.20 : x
  2. Step 2: Convert to fraction form
    491,111,814.80/736,667,722.20 = 336,143,619.20/x
  3. Step 3: Cross multiply
    491,111,814.80x = 736,667,722.20 × 336,143,619.20
  4. Step 4: Simplify right side
    491,111,814.80x = 247,626,154,288,128,192
  5. Step 5: Solve for x
    x = 247,626,154,288,128,192/491,111,814.80
  6. Step 6: Final answer
    x = 504,215,428.80

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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.