Home / 488,308,474.26-732,433,047.39-173,190,117.78

Finding the Fourth Proportional to 488,308,474.26, 732,433,047.39 and 173,190,117.78

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Solution

The fourth proportional to 488,308,474.26, 732,433,047.39 and 173,190,117.78 is: 259,774,655.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,308,474.26 : 732,433,047.39 = 173,190,117.78 : x
  2. Step 2: Convert to fraction form
    488,308,474.26/732,433,047.39 = 173,190,117.78/x
  3. Step 3: Cross multiply
    488,308,474.26x = 732,433,047.39 × 173,190,117.78
  4. Step 4: Simplify right side
    488,308,474.26x = 126,850,165,743,438,416
  5. Step 5: Solve for x
    x = 126,850,165,743,438,416/488,308,474.26
  6. Step 6: Final answer
    x = 259,774,655.63

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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.