Home / 352,514,141.70-528,771,212.55-284,489,693.70

Finding the Fourth Proportional to 352,514,141.70, 528,771,212.55 and 284,489,693.70

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Solution

The fourth proportional to 352,514,141.70, 528,771,212.55 and 284,489,693.70 is: 426,734,540.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    352,514,141.70 : 528,771,212.55 = 284,489,693.70 : x
  2. Step 2: Convert to fraction form
    352,514,141.70/528,771,212.55 = 284,489,693.70/x
  3. Step 3: Cross multiply
    352,514,141.70x = 528,771,212.55 × 284,489,693.70
  4. Step 4: Simplify right side
    352,514,141.70x = 150,429,960,295,727,104
  5. Step 5: Solve for x
    x = 150,429,960,295,727,104/352,514,141.70
  6. Step 6: Final answer
    x = 426,734,540.55

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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.