Home / 265,630,858.50-397,629,070.20-173,315,819.46

Finding the Fourth Proportional to 265,630,858.50, 397,629,070.20 and 173,315,819.46

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Solution

The fourth proportional to 265,630,858.50, 397,629,070.20 and 173,315,819.46 is: 259,440,520.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,630,858.50 : 397,629,070.20 = 173,315,819.46 : x
  2. Step 2: Convert to fraction form
    265,630,858.50/397,629,070.20 = 173,315,819.46/x
  3. Step 3: Cross multiply
    265,630,858.50x = 397,629,070.20 × 173,315,819.46
  4. Step 4: Simplify right side
    265,630,858.50x = 68,915,408,142,830,864
  5. Step 5: Solve for x
    x = 68,915,408,142,830,864/265,630,858.50
  6. Step 6: Final answer
    x = 259,440,520.32

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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.