Home / 259,797,574.52-389,824,399.70-121,632,537.32

Finding the Fourth Proportional to 259,797,574.52, 389,824,399.70 and 121,632,537.32

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Solution

The fourth proportional to 259,797,574.52, 389,824,399.70 and 121,632,537.32 is: 182,508,751.02

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,797,574.52 : 389,824,399.70 = 121,632,537.32 : x
  2. Step 2: Convert to fraction form
    259,797,574.52/389,824,399.70 = 121,632,537.32/x
  3. Step 3: Cross multiply
    259,797,574.52x = 389,824,399.70 × 121,632,537.32
  4. Step 4: Simplify right side
    259,797,574.52x = 47,415,330,844,756,840
  5. Step 5: Solve for x
    x = 47,415,330,844,756,840/259,797,574.52
  6. Step 6: Final answer
    x = 182,508,751.02

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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.