Home / 2,921,970,734.94-4,382,894,696.05-711,192,782.47

Finding the Fourth Proportional to 2,921,970,734.94, 4,382,894,696.05 and 711,192,782.47

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Solution

The fourth proportional to 2,921,970,734.94, 4,382,894,696.05 and 711,192,782.47 is: 1,066,774,227.71

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,921,970,734.94 : 4,382,894,696.05 = 711,192,782.47 : x
  2. Step 2: Convert to fraction form
    2,921,970,734.94/4,382,894,696.05 = 711,192,782.47/x
  3. Step 3: Cross multiply
    2,921,970,734.94x = 4,382,894,696.05 × 711,192,782.47
  4. Step 4: Simplify right side
    2,921,970,734.94x = 3,117,083,074,143,998,464
  5. Step 5: Solve for x
    x = 3,117,083,074,143,998,464/2,921,970,734.94
  6. Step 6: Final answer
    x = 1,066,774,227.71

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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.