Home / 488,835,648.73-674,572,668.49-277,156,723.33

Finding the Fourth Proportional to 488,835,648.73, 674,572,668.49 and 277,156,723.33

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Solution

The fourth proportional to 488,835,648.73, 674,572,668.49 and 277,156,723.33 is: 382,464,640.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,835,648.73 : 674,572,668.49 = 277,156,723.33 : x
  2. Step 2: Convert to fraction form
    488,835,648.73/674,572,668.49 = 277,156,723.33/x
  3. Step 3: Cross multiply
    488,835,648.73x = 674,572,668.49 × 277,156,723.33
  4. Step 4: Simplify right side
    488,835,648.73x = 186,962,350,446,662,720
  5. Step 5: Solve for x
    x = 186,962,350,446,662,720/488,835,648.73
  6. Step 6: Final answer
    x = 382,464,640.07

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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.