Home / 113,244,845.90-156,276,393.30-63,685,204.72

Finding the Fourth Proportional to 113,244,845.90, 156,276,393.30 and 63,685,204.72

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Solution

The fourth proportional to 113,244,845.90, 156,276,393.30 and 63,685,204.72 is: 87,884,742.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    113,244,845.90 : 156,276,393.30 = 63,685,204.72 : x
  2. Step 2: Convert to fraction form
    113,244,845.90/156,276,393.30 = 63,685,204.72/x
  3. Step 3: Cross multiply
    113,244,845.90x = 156,276,393.30 × 63,685,204.72
  4. Step 4: Simplify right side
    113,244,845.90x = 9,952,494,099,823,046
  5. Step 5: Solve for x
    x = 9,952,494,099,823,046/113,244,845.90
  6. Step 6: Final answer
    x = 87,884,742.31

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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.