Home / 13,055,954,529.86-19,587,774,111.83-4,212,627,486.38

Finding the Fourth Proportional to 13,055,954,529.86, 19,587,774,111.83 and 4,212,627,486.38

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Solution

The fourth proportional to 13,055,954,529.86, 19,587,774,111.83 and 4,212,627,486.38 is: 6,320,180,989.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,055,954,529.86 : 19,587,774,111.83 = 4,212,627,486.38 : x
  2. Step 2: Convert to fraction form
    13,055,954,529.86/19,587,774,111.83 = 4,212,627,486.38/x
  3. Step 3: Cross multiply
    13,055,954,529.86x = 19,587,774,111.83 × 4,212,627,486.38
  4. Step 4: Simplify right side
    13,055,954,529.86x = 82,515,995,620,497,653,760
  5. Step 5: Solve for x
    x = 82,515,995,620,497,653,760/13,055,954,529.86
  6. Step 6: Final answer
    x = 6,320,180,989.58

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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.