Home / 13,014,839,806.48-17,962,442,197.32-7,937,149,571.92

Finding the Fourth Proportional to 13,014,839,806.48, 17,962,442,197.32 and 7,937,149,571.92

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Solution

The fourth proportional to 13,014,839,806.48, 17,962,442,197.32 and 7,937,149,571.92 is: 10,954,463,713.50

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,014,839,806.48 : 17,962,442,197.32 = 7,937,149,571.92 : x
  2. Step 2: Convert to fraction form
    13,014,839,806.48/17,962,442,197.32 = 7,937,149,571.92/x
  3. Step 3: Cross multiply
    13,014,839,806.48x = 17,962,442,197.32 × 7,937,149,571.92
  4. Step 4: Simplify right side
    13,014,839,806.48x = 142,570,590,397,096,181,760
  5. Step 5: Solve for x
    x = 142,570,590,397,096,181,760/13,014,839,806.48
  6. Step 6: Final answer
    x = 10,954,463,713.50

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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.