Home / 290,133,067.60-434,821,687.80-117,468,542.80

Finding the Fourth Proportional to 290,133,067.60, 434,821,687.80 and 117,468,542.80

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Solution

The fourth proportional to 290,133,067.60, 434,821,687.80 and 117,468,542.80 is: 176,049,805.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    290,133,067.60 : 434,821,687.80 = 117,468,542.80 : x
  2. Step 2: Convert to fraction form
    290,133,067.60/434,821,687.80 = 117,468,542.80/x
  3. Step 3: Cross multiply
    290,133,067.60x = 434,821,687.80 × 117,468,542.80
  4. Step 4: Simplify right side
    290,133,067.60x = 51,077,870,043,702,536
  5. Step 5: Solve for x
    x = 51,077,870,043,702,536/290,133,067.60
  6. Step 6: Final answer
    x = 176,049,805.24

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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.