Home / 68,892,918.50-103,303,498.20-32,491,534.60

Finding the Fourth Proportional to 68,892,918.50, 103,303,498.20 and 32,491,534.60

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Solution

The fourth proportional to 68,892,918.50, 103,303,498.20 and 32,491,534.60 is: 48,720,380.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,892,918.50 : 103,303,498.20 = 32,491,534.60 : x
  2. Step 2: Convert to fraction form
    68,892,918.50/103,303,498.20 = 32,491,534.60/x
  3. Step 3: Cross multiply
    68,892,918.50x = 103,303,498.20 × 32,491,534.60
  4. Step 4: Simplify right side
    68,892,918.50x = 3,356,489,186,066,338
  5. Step 5: Solve for x
    x = 3,356,489,186,066,338/68,892,918.50
  6. Step 6: Final answer
    x = 48,720,380.25

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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.