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Finding the Fourth Proportional to 436,747,058,999.88, 655,120,588,499.80 and 436,747,058,999.88

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Solution

The fourth proportional to 436,747,058,999.88, 655,120,588,499.80 and 436,747,058,999.88 is: 655,120,588,499.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    436,747,058,999.88 : 655,120,588,499.80 = 436,747,058,999.88 : x
  2. Step 2: Convert to fraction form
    436,747,058,999.88/655,120,588,499.80 = 436,747,058,999.88/x
  3. Step 3: Cross multiply
    436,747,058,999.88x = 655,120,588,499.80 × 436,747,058,999.88
  4. Step 4: Simplify right side
    436,747,058,999.88x = 286,121,990,317,558,294,642,688
  5. Step 5: Solve for x
    x = 286,121,990,317,558,294,642,688/436,747,058,999.88
  6. Step 6: Final answer
    x = 655,120,588,499.80

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1.5x scale

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.