Home / 80,278,851,113.36-120,392,496,663.97-26,483,894,139.69

Finding the Fourth Proportional to 80,278,851,113.36, 120,392,496,663.97 and 26,483,894,139.69

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Solution

The fourth proportional to 80,278,851,113.36, 120,392,496,663.97 and 26,483,894,139.69 is: 39,717,336,417.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    80,278,851,113.36 : 120,392,496,663.97 = 26,483,894,139.69 : x
  2. Step 2: Convert to fraction form
    80,278,851,113.36/120,392,496,663.97 = 26,483,894,139.69/x
  3. Step 3: Cross multiply
    80,278,851,113.36x = 120,392,496,663.97 × 26,483,894,139.69
  4. Step 4: Simplify right side
    80,278,851,113.36x = 3,188,462,136,861,202,055,168
  5. Step 5: Solve for x
    x = 3,188,462,136,861,202,055,168/80,278,851,113.36
  6. Step 6: Final answer
    x = 39,717,336,417.27

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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.