Home / 9,972,647,100.97-13,762,150,962.63-5,517,343,363.93

Finding the Fourth Proportional to 9,972,647,100.97, 13,762,150,962.63 and 5,517,343,363.93

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Solution

The fourth proportional to 9,972,647,100.97, 13,762,150,962.63 and 5,517,343,363.93 is: 7,613,877,390.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    9,972,647,100.97 : 13,762,150,962.63 = 5,517,343,363.93 : x
  2. Step 2: Convert to fraction form
    9,972,647,100.97/13,762,150,962.63 = 5,517,343,363.93/x
  3. Step 3: Cross multiply
    9,972,647,100.97x = 13,762,150,962.63 × 5,517,343,363.93
  4. Step 4: Simplify right side
    9,972,647,100.97x = 75,930,512,287,069,487,104
  5. Step 5: Solve for x
    x = 75,930,512,287,069,487,104/9,972,647,100.97
  6. Step 6: Final answer
    x = 7,613,877,390.66

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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.