Home / 397,507,323.56-596,382,673.26-203,556,063.56

Finding the Fourth Proportional to 397,507,323.56, 596,382,673.26 and 203,556,063.56

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Solution

The fourth proportional to 397,507,323.56, 596,382,673.26 and 203,556,063.56 is: 305,396,409.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    397,507,323.56 : 596,382,673.26 = 203,556,063.56 : x
  2. Step 2: Convert to fraction form
    397,507,323.56/596,382,673.26 = 203,556,063.56/x
  3. Step 3: Cross multiply
    397,507,323.56x = 596,382,673.26 × 203,556,063.56
  4. Step 4: Simplify right side
    397,507,323.56x = 121,397,309,344,195,264
  5. Step 5: Solve for x
    x = 121,397,309,344,195,264/397,507,323.56
  6. Step 6: Final answer
    x = 305,396,409.45

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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.