Home / 8,783,562,701.68-12,120,976,562.92-4,769,141,089.64

Finding the Fourth Proportional to 8,783,562,701.68, 12,120,976,562.92 and 4,769,141,089.64

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Solution

The fourth proportional to 8,783,562,701.68, 12,120,976,562.92 and 4,769,141,089.64 is: 6,581,230,115.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,783,562,701.68 : 12,120,976,562.92 = 4,769,141,089.64 : x
  2. Step 2: Convert to fraction form
    8,783,562,701.68/12,120,976,562.92 = 4,769,141,089.64/x
  3. Step 3: Cross multiply
    8,783,562,701.68x = 12,120,976,562.92 × 4,769,141,089.64
  4. Step 4: Simplify right side
    8,783,562,701.68x = 57,806,647,372,785,197,056
  5. Step 5: Solve for x
    x = 57,806,647,372,785,197,056/8,783,562,701.68
  6. Step 6: Final answer
    x = 6,581,230,115.40

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Double scale
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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.