Home / 12,356,819,914.20-18,535,229,871.30-5,724,436,234.20

Finding the Fourth Proportional to 12,356,819,914.20, 18,535,229,871.30 and 5,724,436,234.20

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Solution

The fourth proportional to 12,356,819,914.20, 18,535,229,871.30 and 5,724,436,234.20 is: 8,586,654,351.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    12,356,819,914.20 : 18,535,229,871.30 = 5,724,436,234.20 : x
  2. Step 2: Convert to fraction form
    12,356,819,914.20/18,535,229,871.30 = 5,724,436,234.20/x
  3. Step 3: Cross multiply
    12,356,819,914.20x = 18,535,229,871.30 × 5,724,436,234.20
  4. Step 4: Simplify right side
    12,356,819,914.20x = 106,103,741,484,495,912,960
  5. Step 5: Solve for x
    x = 106,103,741,484,495,912,960/12,356,819,914.20
  6. Step 6: Final answer
    x = 8,586,654,351.30

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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.