Home / 11,845,184,971.86-17,767,776,378.86-5,212,814,110.41

Finding the Fourth Proportional to 11,845,184,971.86, 17,767,776,378.86 and 5,212,814,110.41

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Solution

The fourth proportional to 11,845,184,971.86, 17,767,776,378.86 and 5,212,814,110.41 is: 7,819,220,690.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    11,845,184,971.86 : 17,767,776,378.86 = 5,212,814,110.41 : x
  2. Step 2: Convert to fraction form
    11,845,184,971.86/17,767,776,378.86 = 5,212,814,110.41/x
  3. Step 3: Cross multiply
    11,845,184,971.86x = 17,767,776,378.86 × 5,212,814,110.41
  4. Step 4: Simplify right side
    11,845,184,971.86x = 92,620,115,418,304,839,680
  5. Step 5: Solve for x
    x = 92,620,115,418,304,839,680/11,845,184,971.86
  6. Step 6: Final answer
    x = 7,819,220,690.80

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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.