Home / 347,121,899.52-479,031,835-190,499,150.92

Finding the Fourth Proportional to 347,121,899.52, 479,031,835 and 190,499,150.92

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Solution

The fourth proportional to 347,121,899.52, 479,031,835 and 190,499,150.92 is: 262,890,811.43

Step by Step Solution

  1. Step 1: Write the proportion equation
    347,121,899.52 : 479,031,835 = 190,499,150.92 : x
  2. Step 2: Convert to fraction form
    347,121,899.52/479,031,835 = 190,499,150.92/x
  3. Step 3: Cross multiply
    347,121,899.52x = 479,031,835 × 190,499,150.92
  4. Step 4: Simplify right side
    347,121,899.52x = 91,255,157,831,149,536
  5. Step 5: Solve for x
    x = 91,255,157,831,149,536/347,121,899.52
  6. Step 6: Final answer
    x = 262,890,811.43

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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.