Home / 201,431,449.62-302,147,157.83-55,865,008.67

Finding the Fourth Proportional to 201,431,449.62, 302,147,157.83 and 55,865,008.67

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Solution

The fourth proportional to 201,431,449.62, 302,147,157.83 and 55,865,008.67 is: 83,797,508.39

Step by Step Solution

  1. Step 1: Write the proportion equation
    201,431,449.62 : 302,147,157.83 = 55,865,008.67 : x
  2. Step 2: Convert to fraction form
    201,431,449.62/302,147,157.83 = 55,865,008.67/x
  3. Step 3: Cross multiply
    201,431,449.62x = 302,147,157.83 × 55,865,008.67
  4. Step 4: Simplify right side
    201,431,449.62x = 16,879,453,589,998,746
  5. Step 5: Solve for x
    x = 16,879,453,589,998,746/201,431,449.62
  6. Step 6: Final answer
    x = 83,797,508.39

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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.