Home / 20,072,738,659.88-30,112,538,220.03-8,275,408,111.02

Finding the Fourth Proportional to 20,072,738,659.88, 30,112,538,220.03 and 8,275,408,111.02

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Solution

The fourth proportional to 20,072,738,659.88, 30,112,538,220.03 and 8,275,408,111.02 is: 12,414,526,350.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,072,738,659.88 : 30,112,538,220.03 = 8,275,408,111.02 : x
  2. Step 2: Convert to fraction form
    20,072,738,659.88/30,112,538,220.03 = 8,275,408,111.02/x
  3. Step 3: Cross multiply
    20,072,738,659.88x = 30,112,538,220.03 × 8,275,408,111.02
  4. Step 4: Simplify right side
    20,072,738,659.88x = 249,193,543,029,436,022,784
  5. Step 5: Solve for x
    x = 249,193,543,029,436,022,784/20,072,738,659.88
  6. Step 6: Final answer
    x = 12,414,526,350.98

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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.