Home / 25,722,838,571.66-38,579,978,282.92-7,790,953,718.41

Finding the Fourth Proportional to 25,722,838,571.66, 38,579,978,282.92 and 7,790,953,718.41

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Solution

The fourth proportional to 25,722,838,571.66, 38,579,978,282.92 and 7,790,953,718.41 is: 11,685,134,376.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    25,722,838,571.66 : 38,579,978,282.92 = 7,790,953,718.41 : x
  2. Step 2: Convert to fraction form
    25,722,838,571.66/38,579,978,282.92 = 7,790,953,718.41/x
  3. Step 3: Cross multiply
    25,722,838,571.66x = 38,579,978,282.92 × 7,790,953,718.41
  4. Step 4: Simplify right side
    25,722,838,571.66x = 300,574,825,259,372,838,912
  5. Step 5: Solve for x
    x = 300,574,825,259,372,838,912/25,722,838,571.66
  6. Step 6: Final answer
    x = 11,685,134,376.68

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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.