Home / 12,356,819,506.20-18,535,229,259.30-5,724,435,826.20

Finding the Fourth Proportional to 12,356,819,506.20, 18,535,229,259.30 and 5,724,435,826.20

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Solution

The fourth proportional to 12,356,819,506.20, 18,535,229,259.30 and 5,724,435,826.20 is: 8,586,653,739.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,819,506.20 : 18,535,229,259.30 = 5,724,435,826.20 : x
  2. Step 2: Convert to fraction form
    12,356,819,506.20/18,535,229,259.30 = 5,724,435,826.20/x
  3. Step 3: Cross multiply
    12,356,819,506.20x = 18,535,229,259.30 × 5,724,435,826.20
  4. Step 4: Simplify right side
    12,356,819,506.20x = 106,103,730,418,767,396,864
  5. Step 5: Solve for x
    x = 106,103,730,418,767,396,864/12,356,819,506.20
  6. Step 6: Final answer
    x = 8,586,653,739.30

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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.