Home / 170,296,342.24-255,270,007.20-129,268,929.40

Finding the Fourth Proportional to 170,296,342.24, 255,270,007.20 and 129,268,929.40

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Solution

The fourth proportional to 170,296,342.24, 255,270,007.20 and 129,268,929.40 is: 193,770,929.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    170,296,342.24 : 255,270,007.20 = 129,268,929.40 : x
  2. Step 2: Convert to fraction form
    170,296,342.24/255,270,007.20 = 129,268,929.40/x
  3. Step 3: Cross multiply
    170,296,342.24x = 255,270,007.20 × 129,268,929.40
  4. Step 4: Simplify right side
    170,296,342.24x = 32,998,480,538,674,292
  5. Step 5: Solve for x
    x = 32,998,480,538,674,292/170,296,342.24
  6. Step 6: Final answer
    x = 193,770,929.57

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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.