Home / 108,873,546.30-163,310,319.45-72,593,840.70

Finding the Fourth Proportional to 108,873,546.30, 163,310,319.45 and 72,593,840.70

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Solution

The fourth proportional to 108,873,546.30, 163,310,319.45 and 72,593,840.70 is: 108,890,761.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    108,873,546.30 : 163,310,319.45 = 72,593,840.70 : x
  2. Step 2: Convert to fraction form
    108,873,546.30/163,310,319.45 = 72,593,840.70/x
  3. Step 3: Cross multiply
    108,873,546.30x = 163,310,319.45 × 72,593,840.70
  4. Step 4: Simplify right side
    108,873,546.30x = 11,855,323,314,819,412
  5. Step 5: Solve for x
    x = 11,855,323,314,819,412/108,873,546.30
  6. Step 6: Final answer
    x = 108,890,761.05

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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.