Home / 8,029,321,981.04-12,042,647,112.36-2,431,928,264.87

Finding the Fourth Proportional to 8,029,321,981.04, 12,042,647,112.36 and 2,431,928,264.87

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Solution

The fourth proportional to 8,029,321,981.04, 12,042,647,112.36 and 2,431,928,264.87 is: 3,647,487,791.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,029,321,981.04 : 12,042,647,112.36 = 2,431,928,264.87 : x
  2. Step 2: Convert to fraction form
    8,029,321,981.04/12,042,647,112.36 = 2,431,928,264.87/x
  3. Step 3: Cross multiply
    8,029,321,981.04x = 12,042,647,112.36 × 2,431,928,264.87
  4. Step 4: Simplify right side
    8,029,321,981.04x = 29,286,853,896,403,369,984
  5. Step 5: Solve for x
    x = 29,286,853,896,403,369,984/8,029,321,981.04
  6. Step 6: Final answer
    x = 3,647,487,791.07

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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.