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Finding the Fourth Proportional to 73,352,844.40, 110,029,266.60 and 22,228,220.20

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Solution

The fourth proportional to 73,352,844.40, 110,029,266.60 and 22,228,220.20 is: 33,342,330.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    73,352,844.40 : 110,029,266.60 = 22,228,220.20 : x
  2. Step 2: Convert to fraction form
    73,352,844.40/110,029,266.60 = 22,228,220.20/x
  3. Step 3: Cross multiply
    73,352,844.40x = 110,029,266.60 × 22,228,220.20
  4. Step 4: Simplify right side
    73,352,844.40x = 2,445,754,766,429,305
  5. Step 5: Solve for x
    x = 2,445,754,766,429,305/73,352,844.40
  6. Step 6: Final answer
    x = 33,342,330.30

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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.