Home / 265,630,861.50-397,629,074.70-173,315,822.46

Finding the Fourth Proportional to 265,630,861.50, 397,629,074.70 and 173,315,822.46

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Solution

The fourth proportional to 265,630,861.50, 397,629,074.70 and 173,315,822.46 is: 259,440,524.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,630,861.50 : 397,629,074.70 = 173,315,822.46 : x
  2. Step 2: Convert to fraction form
    265,630,861.50/397,629,074.70 = 173,315,822.46/x
  3. Step 3: Cross multiply
    265,630,861.50x = 397,629,074.70 × 173,315,822.46
  4. Step 4: Simplify right side
    265,630,861.50x = 68,915,410,115,639,280
  5. Step 5: Solve for x
    x = 68,915,410,115,639,280/265,630,861.50
  6. Step 6: Final answer
    x = 259,440,524.82

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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.