Home / 18,195,786,023.81-27,296,611,881.89-5,604,638,614.70

Finding the Fourth Proportional to 18,195,786,023.81, 27,296,611,881.89 and 5,604,638,614.70

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Solution

The fourth proportional to 18,195,786,023.81, 27,296,611,881.89 and 5,604,638,614.70 is: 8,407,861,292.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    18,195,786,023.81 : 27,296,611,881.89 = 5,604,638,614.70 : x
  2. Step 2: Convert to fraction form
    18,195,786,023.81/27,296,611,881.89 = 5,604,638,614.70/x
  3. Step 3: Cross multiply
    18,195,786,023.81x = 27,296,611,881.89 × 5,604,638,614.70
  4. Step 4: Simplify right side
    18,195,786,023.81x = 152,987,645,003,555,012,608
  5. Step 5: Solve for x
    x = 152,987,645,003,555,012,608/18,195,786,023.81
  6. Step 6: Final answer
    x = 8,407,861,292.91

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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.