Home / 2,318,811,908.70-3,478,217,863.05-1,584,147,870.30

Finding the Fourth Proportional to 2,318,811,908.70, 3,478,217,863.05 and 1,584,147,870.30

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Solution

The fourth proportional to 2,318,811,908.70, 3,478,217,863.05 and 1,584,147,870.30 is: 2,376,221,805.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,318,811,908.70 : 3,478,217,863.05 = 1,584,147,870.30 : x
  2. Step 2: Convert to fraction form
    2,318,811,908.70/3,478,217,863.05 = 1,584,147,870.30/x
  3. Step 3: Cross multiply
    2,318,811,908.70x = 3,478,217,863.05 × 1,584,147,870.30
  4. Step 4: Simplify right side
    2,318,811,908.70x = 5,510,011,420,190,074,880
  5. Step 5: Solve for x
    x = 5,510,011,420,190,074,880/2,318,811,908.70
  6. Step 6: Final answer
    x = 2,376,221,805.45

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Double scale
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Similar ratio
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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.