Home / 850,401,640,695.90-1,173,001,299,922.20-545,424,231,755.05

Finding the Fourth Proportional to 850,401,640,695.90, 1,173,001,299,922.20 and 545,424,231,755.05

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Solution

The fourth proportional to 850,401,640,695.90, 1,173,001,299,922.20 and 545,424,231,755.05 is: 752,330,783,762.59

Step by Step Solution

  1. Step 1: Write the proportion equation
    850,401,640,695.90 : 1,173,001,299,922.20 = 545,424,231,755.05 : x
  2. Step 2: Convert to fraction form
    850,401,640,695.90/1,173,001,299,922.20 = 545,424,231,755.05/x
  3. Step 3: Cross multiply
    850,401,640,695.90x = 1,173,001,299,922.20 × 545,424,231,755.05
  4. Step 4: Simplify right side
    850,401,640,695.90x = 639,783,332,857,740,844,335,104
  5. Step 5: Solve for x
    x = 639,783,332,857,740,844,335,104/850,401,640,695.90
  6. Step 6: Final answer
    x = 752,330,783,762.59

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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.