Home / 13,941,135,530.24-20,917,878,640.22-7,307,188,085.09

Finding the Fourth Proportional to 13,941,135,530.24, 20,917,878,640.22 and 7,307,188,085.09

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Solution

The fourth proportional to 13,941,135,530.24, 20,917,878,640.22 and 7,307,188,085.09 is: 10,964,018,908.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,135,530.24 : 20,917,878,640.22 = 7,307,188,085.09 : x
  2. Step 2: Convert to fraction form
    13,941,135,530.24/20,917,878,640.22 = 7,307,188,085.09/x
  3. Step 3: Cross multiply
    13,941,135,530.24x = 20,917,878,640.22 × 7,307,188,085.09
  4. Step 4: Simplify right side
    13,941,135,530.24x = 152,850,873,565,033,070,592
  5. Step 5: Solve for x
    x = 152,850,873,565,033,070,592/13,941,135,530.24
  6. Step 6: Final answer
    x = 10,964,018,908.90

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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.