Home / 26,106,392,016.78-39,159,539,144.54-8,180,142,882.55

Finding the Fourth Proportional to 26,106,392,016.78, 39,159,539,144.54 and 8,180,142,882.55

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Solution

The fourth proportional to 26,106,392,016.78, 39,159,539,144.54 and 8,180,142,882.55 is: 12,270,199,007.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    26,106,392,016.78 : 39,159,539,144.54 = 8,180,142,882.55 : x
  2. Step 2: Convert to fraction form
    26,106,392,016.78/39,159,539,144.54 = 8,180,142,882.55/x
  3. Step 3: Cross multiply
    26,106,392,016.78x = 39,159,539,144.54 × 8,180,142,882.55
  4. Step 4: Simplify right side
    26,106,392,016.78x = 320,330,625,417,008,185,344
  5. Step 5: Solve for x
    x = 320,330,625,417,008,185,344/26,106,392,016.78
  6. Step 6: Final answer
    x = 12,270,199,007.63

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1.5x scale

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.