Home / 347,753,922.42-479,911,921.92-191,126,581.14

Finding the Fourth Proportional to 347,753,922.42, 479,911,921.92 and 191,126,581.14

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Solution

The fourth proportional to 347,753,922.42, 479,911,921.92 and 191,126,581.14 is: 263,761,007.34

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,753,922.42 : 479,911,921.92 = 191,126,581.14 : x
  2. Step 2: Convert to fraction form
    347,753,922.42/479,911,921.92 = 191,126,581.14/x
  3. Step 3: Cross multiply
    347,753,922.42x = 479,911,921.92 × 191,126,581.14
  4. Step 4: Simplify right side
    347,753,922.42x = 91,723,924,884,896,224
  5. Step 5: Solve for x
    x = 91,723,924,884,896,224/347,753,922.42
  6. Step 6: Final answer
    x = 263,761,007.34

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.