Home / 8,783,562,720.88-12,120,976,589.33-4,769,141,108.84

Finding the Fourth Proportional to 8,783,562,720.88, 12,120,976,589.33 and 4,769,141,108.84

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Solution

The fourth proportional to 8,783,562,720.88, 12,120,976,589.33 and 4,769,141,108.84 is: 6,581,230,141.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,562,720.88 : 12,120,976,589.33 = 4,769,141,108.84 : x
  2. Step 2: Convert to fraction form
    8,783,562,720.88/12,120,976,589.33 = 4,769,141,108.84/x
  3. Step 3: Cross multiply
    8,783,562,720.88x = 12,120,976,589.33 × 4,769,141,108.84
  4. Step 4: Simplify right side
    8,783,562,720.88x = 57,806,647,731,414,663,168
  5. Step 5: Solve for x
    x = 57,806,647,731,414,663,168/8,783,562,720.88
  6. Step 6: Final answer
    x = 6,581,230,141.84

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.