Home / 13,408,088,415.85-20,112,132,623.78-13,408,088,415.85

Finding the Fourth Proportional to 13,408,088,415.85, 20,112,132,623.78 and 13,408,088,415.85

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Solution

The fourth proportional to 13,408,088,415.85, 20,112,132,623.78 and 13,408,088,415.85 is: 20,112,132,623.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,408,088,415.85 : 20,112,132,623.78 = 13,408,088,415.85 : x
  2. Step 2: Convert to fraction form
    13,408,088,415.85/20,112,132,623.78 = 13,408,088,415.85/x
  3. Step 3: Cross multiply
    13,408,088,415.85x = 20,112,132,623.78 × 13,408,088,415.85
  4. Step 4: Simplify right side
    13,408,088,415.85x = 269,665,252,450,943,467,520
  5. Step 5: Solve for x
    x = 269,665,252,450,943,467,520/13,408,088,415.85
  6. Step 6: Final answer
    x = 20,112,132,623.78

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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.