Home / 65,563,236.19-90,474,889.50-36,193,936.64

Finding the Fourth Proportional to 65,563,236.19, 90,474,889.50 and 36,193,936.64

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Solution

The fourth proportional to 65,563,236.19, 90,474,889.50 and 36,193,936.64 is: 49,946,320.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    65,563,236.19 : 90,474,889.50 = 36,193,936.64 : x
  2. Step 2: Convert to fraction form
    65,563,236.19/90,474,889.50 = 36,193,936.64/x
  3. Step 3: Cross multiply
    65,563,236.19x = 90,474,889.50 × 36,193,936.64
  4. Step 4: Simplify right side
    65,563,236.19x = 3,274,642,418,300,188.50
  5. Step 5: Solve for x
    x = 3,274,642,418,300,188.50/65,563,236.19
  6. Step 6: Final answer
    x = 49,946,320.66

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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.