Home / 260,489,812.02-359,486,049.72-143,020,093.38

Finding the Fourth Proportional to 260,489,812.02, 359,486,049.72 and 143,020,093.38

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Solution

The fourth proportional to 260,489,812.02, 359,486,049.72 and 143,020,093.38 is: 197,373,279.21

Step by Step Solution

  1. Step 1: Write the proportion equation
    260,489,812.02 : 359,486,049.72 = 143,020,093.38 : x
  2. Step 2: Convert to fraction form
    260,489,812.02/359,486,049.72 = 143,020,093.38/x
  3. Step 3: Cross multiply
    260,489,812.02x = 359,486,049.72 × 143,020,093.38
  4. Step 4: Simplify right side
    260,489,812.02x = 51,413,728,399,761,728
  5. Step 5: Solve for x
    x = 51,413,728,399,761,728/260,489,812.02
  6. Step 6: Final answer
    x = 197,373,279.21

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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.