Home / 20,178,073,425.20-30,267,110,137.80-20,178,073,425.20

Finding the Fourth Proportional to 20,178,073,425.20, 30,267,110,137.80 and 20,178,073,425.20

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Solution

The fourth proportional to 20,178,073,425.20, 30,267,110,137.80 and 20,178,073,425.20 is: 30,267,110,137.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    20,178,073,425.20 : 30,267,110,137.80 = 20,178,073,425.20 : x
  2. Step 2: Convert to fraction form
    20,178,073,425.20/30,267,110,137.80 = 20,178,073,425.20/x
  3. Step 3: Cross multiply
    20,178,073,425.20x = 30,267,110,137.80 × 20,178,073,425.20
  4. Step 4: Simplify right side
    20,178,073,425.20x = 610,731,970,729,143,697,408
  5. Step 5: Solve for x
    x = 610,731,970,729,143,697,408/20,178,073,425.20
  6. Step 6: Final answer
    x = 30,267,110,137.80

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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.