Home / 558,556,287.57-770,807,673.83-323,743,150.23

Finding the Fourth Proportional to 558,556,287.57, 770,807,673.83 and 323,743,150.23

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Solution

The fourth proportional to 558,556,287.57, 770,807,673.83 and 323,743,150.23 is: 446,765,545.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    558,556,287.57 : 770,807,673.83 = 323,743,150.23 : x
  2. Step 2: Convert to fraction form
    558,556,287.57/770,807,673.83 = 323,743,150.23/x
  3. Step 3: Cross multiply
    558,556,287.57x = 770,807,673.83 × 323,743,150.23
  4. Step 4: Simplify right side
    558,556,287.57x = 249,543,704,545,101,344
  5. Step 5: Solve for x
    x = 249,543,704,545,101,344/558,556,287.57
  6. Step 6: Final answer
    x = 446,765,545.57

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.