Home / 284,340,079.80-426,510,119.70-185,704,630.20

Finding the Fourth Proportional to 284,340,079.80, 426,510,119.70 and 185,704,630.20

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Solution

The fourth proportional to 284,340,079.80, 426,510,119.70 and 185,704,630.20 is: 278,556,945.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,340,079.80 : 426,510,119.70 = 185,704,630.20 : x
  2. Step 2: Convert to fraction form
    284,340,079.80/426,510,119.70 = 185,704,630.20/x
  3. Step 3: Cross multiply
    284,340,079.80x = 426,510,119.70 × 185,704,630.20
  4. Step 4: Simplify right side
    284,340,079.80x = 79,204,904,055,446,224
  5. Step 5: Solve for x
    x = 79,204,904,055,446,224/284,340,079.80
  6. Step 6: Final answer
    x = 278,556,945.30

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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.