Home / 19,305,839,884.14-28,959,303,230.10-5,331,461,839.20

Finding the Fourth Proportional to 19,305,839,884.14, 28,959,303,230.10 and 5,331,461,839.20

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Solution

The fourth proportional to 19,305,839,884.14, 28,959,303,230.10 and 5,331,461,839.20 is: 7,997,342,824.12

Step by Step Solution

  1. Step 1: Write the proportion equation
    19,305,839,884.14 : 28,959,303,230.10 = 5,331,461,839.20 : x
  2. Step 2: Convert to fraction form
    19,305,839,884.14/28,959,303,230.10 = 5,331,461,839.20/x
  3. Step 3: Cross multiply
    19,305,839,884.14x = 28,959,303,230.10 × 5,331,461,839.20
  4. Step 4: Simplify right side
    19,305,839,884.14x = 154,395,420,061,099,425,792
  5. Step 5: Solve for x
    x = 154,395,420,061,099,425,792/19,305,839,884.14
  6. Step 6: Final answer
    x = 7,997,342,824.12

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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.