Home / 258,964,161.88-357,366,372.72-141,486,969.64

Finding the Fourth Proportional to 258,964,161.88, 357,366,372.72 and 141,486,969.64

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Solution

The fourth proportional to 258,964,161.88, 357,366,372.72 and 141,486,969.64 is: 195,249,739.42

Step by Step Solution

  1. Step 1: Write the proportion equation
    258,964,161.88 : 357,366,372.72 = 141,486,969.64 : x
  2. Step 2: Convert to fraction form
    258,964,161.88/357,366,372.72 = 141,486,969.64/x
  3. Step 3: Cross multiply
    258,964,161.88x = 357,366,372.72 × 141,486,969.64
  4. Step 4: Simplify right side
    258,964,161.88x = 50,562,685,127,391,560
  5. Step 5: Solve for x
    x = 50,562,685,127,391,560/258,964,161.88
  6. Step 6: Final answer
    x = 195,249,739.42

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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.