Home / 353,887,261.67-488,573,910.25-314,620,580.86

Finding the Fourth Proportional to 353,887,261.67, 488,573,910.25 and 314,620,580.86

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Solution

The fourth proportional to 353,887,261.67, 488,573,910.25 and 314,620,580.86 is: 434,362,646.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    353,887,261.67 : 488,573,910.25 = 314,620,580.86 : x
  2. Step 2: Convert to fraction form
    353,887,261.67/488,573,910.25 = 314,620,580.86/x
  3. Step 3: Cross multiply
    353,887,261.67x = 488,573,910.25 × 314,620,580.86
  4. Step 4: Simplify right side
    353,887,261.67x = 153,715,407,433,453,632
  5. Step 5: Solve for x
    x = 153,715,407,433,453,632/353,887,261.67
  6. Step 6: Final answer
    x = 434,362,646.19

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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.