Home / 66,544,676.20-99,649,052.70-43,701,898.60

Finding the Fourth Proportional to 66,544,676.20, 99,649,052.70 and 43,701,898.60

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Solution

The fourth proportional to 66,544,676.20, 99,649,052.70 and 43,701,898.60 is: 65,442,542.44

Step by Step Solution

  1. Step 1: Write the proportion equation
    66,544,676.20 : 99,649,052.70 = 43,701,898.60 : x
  2. Step 2: Convert to fraction form
    66,544,676.20/99,649,052.70 = 43,701,898.60/x
  3. Step 3: Cross multiply
    66,544,676.20x = 99,649,052.70 × 43,701,898.60
  4. Step 4: Simplify right side
    66,544,676.20x = 4,354,852,796,681,456.50
  5. Step 5: Solve for x
    x = 4,354,852,796,681,456.50/66,544,676.20
  6. Step 6: Final answer
    x = 65,442,542.44

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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.