Home / 202,416,000.80-303,624,001.20-100,379,328.80

Finding the Fourth Proportional to 202,416,000.80, 303,624,001.20 and 100,379,328.80

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Solution

The fourth proportional to 202,416,000.80, 303,624,001.20 and 100,379,328.80 is: 150,568,993.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,416,000.80 : 303,624,001.20 = 100,379,328.80 : x
  2. Step 2: Convert to fraction form
    202,416,000.80/303,624,001.20 = 100,379,328.80/x
  3. Step 3: Cross multiply
    202,416,000.80x = 303,624,001.20 × 100,379,328.80
  4. Step 4: Simplify right side
    202,416,000.80x = 30,477,573,448,026,392
  5. Step 5: Solve for x
    x = 30,477,573,448,026,392/202,416,000.80
  6. Step 6: Final answer
    x = 150,568,993.20

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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.