Home / 488,835,647.73-674,572,667.11-277,156,722.33

Finding the Fourth Proportional to 488,835,647.73, 674,572,667.11 and 277,156,722.33

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Solution

The fourth proportional to 488,835,647.73, 674,572,667.11 and 277,156,722.33 is: 382,464,638.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,835,647.73 : 674,572,667.11 = 277,156,722.33 : x
  2. Step 2: Convert to fraction form
    488,835,647.73/674,572,667.11 = 277,156,722.33/x
  3. Step 3: Cross multiply
    488,835,647.73x = 674,572,667.11 × 277,156,722.33
  4. Step 4: Simplify right side
    488,835,647.73x = 186,962,349,388,915,360
  5. Step 5: Solve for x
    x = 186,962,349,388,915,360/488,835,647.73
  6. Step 6: Final answer
    x = 382,464,638.69

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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.