Home / 284,166,031.26-392,149,119.72-153,785,839.26

Finding the Fourth Proportional to 284,166,031.26, 392,149,119.72 and 153,785,839.26

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Solution

The fourth proportional to 284,166,031.26, 392,149,119.72 and 153,785,839.26 is: 212,224,456.33

Step by Step Solution

  1. Step 1: Write the proportion equation
    284,166,031.26 : 392,149,119.72 = 153,785,839.26 : x
  2. Step 2: Convert to fraction form
    284,166,031.26/392,149,119.72 = 153,785,839.26/x
  3. Step 3: Cross multiply
    284,166,031.26x = 392,149,119.72 × 153,785,839.26
  4. Step 4: Simplify right side
    284,166,031.26x = 60,306,981,491,210,416
  5. Step 5: Solve for x
    x = 60,306,981,491,210,416/284,166,031.26
  6. Step 6: Final answer
    x = 212,224,456.33

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.