Home / 12,356,819,474.20-18,535,229,211.30-5,724,435,794.20

Finding the Fourth Proportional to 12,356,819,474.20, 18,535,229,211.30 and 5,724,435,794.20

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Solution

The fourth proportional to 12,356,819,474.20, 18,535,229,211.30 and 5,724,435,794.20 is: 8,586,653,691.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,819,474.20 : 18,535,229,211.30 = 5,724,435,794.20 : x
  2. Step 2: Convert to fraction form
    12,356,819,474.20/18,535,229,211.30 = 5,724,435,794.20/x
  3. Step 3: Cross multiply
    12,356,819,474.20x = 18,535,229,211.30 × 5,724,435,794.20
  4. Step 4: Simplify right side
    12,356,819,474.20x = 106,103,729,550,867,152,896
  5. Step 5: Solve for x
    x = 106,103,729,550,867,152,896/12,356,819,474.20
  6. Step 6: Final answer
    x = 8,586,653,691.30

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Double scale
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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.