Home / 413,214,415.20-570,261,672.72-227,575,383.84

Finding the Fourth Proportional to 413,214,415.20, 570,261,672.72 and 227,575,383.84

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Solution

The fourth proportional to 413,214,415.20, 570,261,672.72 and 227,575,383.84 is: 314,068,227.74

Step by Step Solution

  1. Step 1: Write the proportion equation
    413,214,415.20 : 570,261,672.72 = 227,575,383.84 : x
  2. Step 2: Convert to fraction form
    413,214,415.20/570,261,672.72 = 227,575,383.84/x
  3. Step 3: Cross multiply
    413,214,415.20x = 570,261,672.72 × 227,575,383.84
  4. Step 4: Simplify right side
    413,214,415.20x = 129,777,519,058,494,464
  5. Step 5: Solve for x
    x = 129,777,519,058,494,464/413,214,415.20
  6. Step 6: Final answer
    x = 314,068,227.74

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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.