Home / 110,015,844.30-165,023,766.45-71,273,795.40

Finding the Fourth Proportional to 110,015,844.30, 165,023,766.45 and 71,273,795.40

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Solution

The fourth proportional to 110,015,844.30, 165,023,766.45 and 71,273,795.40 is: 106,910,693.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    110,015,844.30 : 165,023,766.45 = 71,273,795.40 : x
  2. Step 2: Convert to fraction form
    110,015,844.30/165,023,766.45 = 71,273,795.40/x
  3. Step 3: Cross multiply
    110,015,844.30x = 165,023,766.45 × 71,273,795.40
  4. Step 4: Simplify right side
    110,015,844.30x = 11,761,870,166,094,684
  5. Step 5: Solve for x
    x = 11,761,870,166,094,684/110,015,844.30
  6. Step 6: Final answer
    x = 106,910,693.10

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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.