Home / 68,318,232.48-94,269,849.84-40,810,321.44

Finding the Fourth Proportional to 68,318,232.48, 94,269,849.84 and 40,810,321.44

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Solution

The fourth proportional to 68,318,232.48, 94,269,849.84 and 40,810,321.44 is: 56,312,681.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,318,232.48 : 94,269,849.84 = 40,810,321.44 : x
  2. Step 2: Convert to fraction form
    68,318,232.48/94,269,849.84 = 40,810,321.44/x
  3. Step 3: Cross multiply
    68,318,232.48x = 94,269,849.84 × 40,810,321.44
  4. Step 4: Simplify right side
    68,318,232.48x = 3,847,182,874,070,932.50
  5. Step 5: Solve for x
    x = 3,847,182,874,070,932.50/68,318,232.48
  6. Step 6: Final answer
    x = 56,312,681.61

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.