Home / 10,931,973,744.67-15,086,120,091.24-5,919,721,168.24

Finding the Fourth Proportional to 10,931,973,744.67, 15,086,120,091.24 and 5,919,721,168.24

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Solution

The fourth proportional to 10,931,973,744.67, 15,086,120,091.24 and 5,919,721,168.24 is: 8,169,213,221.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    10,931,973,744.67 : 15,086,120,091.24 = 5,919,721,168.24 : x
  2. Step 2: Convert to fraction form
    10,931,973,744.67/15,086,120,091.24 = 5,919,721,168.24/x
  3. Step 3: Cross multiply
    10,931,973,744.67x = 15,086,120,091.24 × 5,919,721,168.24
  4. Step 4: Simplify right side
    10,931,973,744.67x = 89,305,624,450,653,388,800
  5. Step 5: Solve for x
    x = 89,305,624,450,653,388,800/10,931,973,744.67
  6. Step 6: Final answer
    x = 8,169,213,221.37

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Double scale
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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.