Home / 265,630,864.50-397,629,079.20-173,315,825.46

Finding the Fourth Proportional to 265,630,864.50, 397,629,079.20 and 173,315,825.46

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Solution

The fourth proportional to 265,630,864.50, 397,629,079.20 and 173,315,825.46 is: 259,440,529.32

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,630,864.50 : 397,629,079.20 = 173,315,825.46 : x
  2. Step 2: Convert to fraction form
    265,630,864.50/397,629,079.20 = 173,315,825.46/x
  3. Step 3: Cross multiply
    265,630,864.50x = 397,629,079.20 × 173,315,825.46
  4. Step 4: Simplify right side
    265,630,864.50x = 68,915,412,088,447,720
  5. Step 5: Solve for x
    x = 68,915,412,088,447,720/265,630,864.50
  6. Step 6: Final answer
    x = 259,440,529.32

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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.