Home / 49,042,311.40-73,563,467.10-43,657,042.60

Finding the Fourth Proportional to 49,042,311.40, 73,563,467.10 and 43,657,042.60

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Solution

The fourth proportional to 49,042,311.40, 73,563,467.10 and 43,657,042.60 is: 65,485,563.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    49,042,311.40 : 73,563,467.10 = 43,657,042.60 : x
  2. Step 2: Convert to fraction form
    49,042,311.40/73,563,467.10 = 43,657,042.60/x
  3. Step 3: Cross multiply
    49,042,311.40x = 73,563,467.10 × 43,657,042.60
  4. Step 4: Simplify right side
    49,042,311.40x = 3,211,563,416,988,398.50
  5. Step 5: Solve for x
    x = 3,211,563,416,988,398.50/49,042,311.40
  6. Step 6: Final answer
    x = 65,485,563.90

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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.