Home / 1,843,880,958.86-2,542,947,614.14-1,306,970,643.65

Finding the Fourth Proportional to 1,843,880,958.86, 2,542,947,614.14 and 1,306,970,643.65

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Solution

The fourth proportional to 1,843,880,958.86, 2,542,947,614.14 and 1,306,970,643.65 is: 1,802,479,636.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,843,880,958.86 : 2,542,947,614.14 = 1,306,970,643.65 : x
  2. Step 2: Convert to fraction form
    1,843,880,958.86/2,542,947,614.14 = 1,306,970,643.65/x
  3. Step 3: Cross multiply
    1,843,880,958.86x = 2,542,947,614.14 × 1,306,970,643.65
  4. Step 4: Simplify right side
    1,843,880,958.86x = 3,323,557,880,007,157,760
  5. Step 5: Solve for x
    x = 3,323,557,880,007,157,760/1,843,880,958.86
  6. Step 6: Final answer
    x = 1,802,479,636.25

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.