Home / 199,428,374.52-299,142,282.06-110,853,251.28

Finding the Fourth Proportional to 199,428,374.52, 299,142,282.06 and 110,853,251.28

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Solution

The fourth proportional to 199,428,374.52, 299,142,282.06 and 110,853,251.28 is: 166,279,721.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,428,374.52 : 299,142,282.06 = 110,853,251.28 : x
  2. Step 2: Convert to fraction form
    199,428,374.52/299,142,282.06 = 110,853,251.28/x
  3. Step 3: Cross multiply
    199,428,374.52x = 299,142,282.06 × 110,853,251.28
  4. Step 4: Simplify right side
    199,428,374.52x = 33,160,894,561,669,816
  5. Step 5: Solve for x
    x = 33,160,894,561,669,816/199,428,374.52
  6. Step 6: Final answer
    x = 166,279,721.44

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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.