Home / 488,308,492.26-732,433,074.30-173,190,135.78

Finding the Fourth Proportional to 488,308,492.26, 732,433,074.30 and 173,190,135.78

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Solution

The fourth proportional to 488,308,492.26, 732,433,074.30 and 173,190,135.78 is: 259,774,682.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    488,308,492.26 : 732,433,074.30 = 173,190,135.78 : x
  2. Step 2: Convert to fraction form
    488,308,492.26/732,433,074.30 = 173,190,135.78/x
  3. Step 3: Cross multiply
    488,308,492.26x = 732,433,074.30 × 173,190,135.78
  4. Step 4: Simplify right side
    488,308,492.26x = 126,850,183,587,779,824
  5. Step 5: Solve for x
    x = 126,850,183,587,779,824/488,308,492.26
  6. Step 6: Final answer
    x = 259,774,682.60

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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.