Home / 13,011,305,867.57-17,948,993,891.38-8,497,826,903.50

Finding the Fourth Proportional to 13,011,305,867.57, 17,948,993,891.38 and 8,497,826,903.50

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Solution

The fourth proportional to 13,011,305,867.57, 17,948,993,891.38 and 8,497,826,903.50 is: 11,722,685,234.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,011,305,867.57 : 17,948,993,891.38 = 8,497,826,903.50 : x
  2. Step 2: Convert to fraction form
    13,011,305,867.57/17,948,993,891.38 = 8,497,826,903.50/x
  3. Step 3: Cross multiply
    13,011,305,867.57x = 17,948,993,891.38 × 8,497,826,903.50
  4. Step 4: Simplify right side
    13,011,305,867.57x = 152,527,443,180,793,888,768
  5. Step 5: Solve for x
    x = 152,527,443,180,793,888,768/13,011,305,867.57
  6. Step 6: Final answer
    x = 11,722,685,234.92

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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.