Home / 13,941,135,531.99-20,917,878,642.84-7,307,188,086.84

Finding the Fourth Proportional to 13,941,135,531.99, 20,917,878,642.84 and 7,307,188,086.84

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Solution

The fourth proportional to 13,941,135,531.99, 20,917,878,642.84 and 7,307,188,086.84 is: 10,964,018,911.53

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,941,135,531.99 : 20,917,878,642.84 = 7,307,188,086.84 : x
  2. Step 2: Convert to fraction form
    13,941,135,531.99/20,917,878,642.84 = 7,307,188,086.84/x
  3. Step 3: Cross multiply
    13,941,135,531.99x = 20,917,878,642.84 × 7,307,188,086.84
  4. Step 4: Simplify right side
    13,941,135,531.99x = 152,850,873,620,925,317,120
  5. Step 5: Solve for x
    x = 152,850,873,620,925,317,120/13,941,135,531.99
  6. Step 6: Final answer
    x = 10,964,018,911.53

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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.