Home / 494,649,323,147.88-741,549,037,129.92-171,910,206,039.78

Finding the Fourth Proportional to 494,649,323,147.88, 741,549,037,129.92 and 171,910,206,039.78

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Solution

The fourth proportional to 494,649,323,147.88, 741,549,037,129.92 and 171,910,206,039.78 is: 257,717,622,962.35

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,649,323,147.88 : 741,549,037,129.92 = 171,910,206,039.78 : x
  2. Step 2: Convert to fraction form
    494,649,323,147.88/741,549,037,129.92 = 171,910,206,039.78/x
  3. Step 3: Cross multiply
    494,649,323,147.88x = 741,549,037,129.92 × 171,910,206,039.78
  4. Step 4: Simplify right side
    494,649,323,147.88x = 127,479,847,761,605,021,401,088
  5. Step 5: Solve for x
    x = 127,479,847,761,605,021,401,088/494,649,323,147.88
  6. Step 6: Final answer
    x = 257,717,622,962.35

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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.