Home / 259,178,500-357,673,794.96-143,292,460.96

Finding the Fourth Proportional to 259,178,500, 357,673,794.96 and 143,292,460.96

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Solution

The fourth proportional to 259,178,500, 357,673,794.96 and 143,292,460.96 is: 197,747,723.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,178,500 : 357,673,794.96 = 143,292,460.96 : x
  2. Step 2: Convert to fraction form
    259,178,500/357,673,794.96 = 143,292,460.96/x
  3. Step 3: Cross multiply
    259,178,500x = 357,673,794.96 × 143,292,460.96
  4. Step 4: Simplify right side
    259,178,500x = 51,251,958,300,720,848
  5. Step 5: Solve for x
    x = 51,251,958,300,720,848/259,178,500
  6. Step 6: Final answer
    x = 197,747,723.29

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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.