Home / 494,649,323,146.88-741,549,037,128.42-171,910,206,038.78

Finding the Fourth Proportional to 494,649,323,146.88, 741,549,037,128.42 and 171,910,206,038.78

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Solution

The fourth proportional to 494,649,323,146.88, 741,549,037,128.42 and 171,910,206,038.78 is: 257,717,622,960.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    494,649,323,146.88 : 741,549,037,128.42 = 171,910,206,038.78 : x
  2. Step 2: Convert to fraction form
    494,649,323,146.88/741,549,037,128.42 = 171,910,206,038.78/x
  3. Step 3: Cross multiply
    494,649,323,146.88x = 741,549,037,128.42 × 171,910,206,038.78
  4. Step 4: Simplify right side
    494,649,323,146.88x = 127,479,847,760,605,602,643,968
  5. Step 5: Solve for x
    x = 127,479,847,760,605,602,643,968/494,649,323,146.88
  6. Step 6: Final answer
    x = 257,717,622,960.85

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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.