Home / 711,521,682.96-1,067,368,633.92-251,365,685.52

Finding the Fourth Proportional to 711,521,682.96, 1,067,368,633.92 and 251,365,685.52

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Solution

The fourth proportional to 711,521,682.96, 1,067,368,633.92 and 251,365,685.52 is: 377,078,948.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    711,521,682.96 : 1,067,368,633.92 = 251,365,685.52 : x
  2. Step 2: Convert to fraction form
    711,521,682.96/1,067,368,633.92 = 251,365,685.52/x
  3. Step 3: Cross multiply
    711,521,682.96x = 1,067,368,633.92 × 251,365,685.52
  4. Step 4: Simplify right side
    711,521,682.96x = 268,299,848,367,846,720
  5. Step 5: Solve for x
    x = 268,299,848,367,846,720/711,521,682.96
  6. Step 6: Final answer
    x = 377,078,948.95

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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.