Home / 68,380,820.64-94,365,187.92-37,440,427.68

Finding the Fourth Proportional to 68,380,820.64, 94,365,187.92 and 37,440,427.68

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Solution

The fourth proportional to 68,380,820.64, 94,365,187.92 and 37,440,427.68 is: 51,667,601.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    68,380,820.64 : 94,365,187.92 = 37,440,427.68 : x
  2. Step 2: Convert to fraction form
    68,380,820.64/94,365,187.92 = 37,440,427.68/x
  3. Step 3: Cross multiply
    68,380,820.64x = 94,365,187.92 × 37,440,427.68
  4. Step 4: Simplify right side
    68,380,820.64x = 3,533,072,993,828,369.50
  5. Step 5: Solve for x
    x = 3,533,072,993,828,369.50/68,380,820.64
  6. Step 6: Final answer
    x = 51,667,601.54

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