Home / 549,955,961.88-758,959,183.92-315,052,022.04

Finding the Fourth Proportional to 549,955,961.88, 758,959,183.92 and 315,052,022.04

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Solution

The fourth proportional to 549,955,961.88, 758,959,183.92 and 315,052,022.04 is: 434,783,222.86

Step by Step Solution

  1. Step 1: Write the proportion equation
    549,955,961.88 : 758,959,183.92 = 315,052,022.04 : x
  2. Step 2: Convert to fraction form
    549,955,961.88/758,959,183.92 = 315,052,022.04/x
  3. Step 3: Cross multiply
    549,955,961.88x = 758,959,183.92 × 315,052,022.04
  4. Step 4: Simplify right side
    549,955,961.88x = 239,111,625,539,824,256
  5. Step 5: Solve for x
    x = 239,111,625,539,824,256/549,955,961.88
  6. Step 6: Final answer
    x = 434,783,222.86

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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.