Home / 76,015,635.40-114,023,453.10-66,449,697.40

Finding the Fourth Proportional to 76,015,635.40, 114,023,453.10 and 66,449,697.40

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Solution

The fourth proportional to 76,015,635.40, 114,023,453.10 and 66,449,697.40 is: 99,674,546.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,015,635.40 : 114,023,453.10 = 66,449,697.40 : x
  2. Step 2: Convert to fraction form
    76,015,635.40/114,023,453.10 = 66,449,697.40/x
  3. Step 3: Cross multiply
    76,015,635.40x = 114,023,453.10 × 66,449,697.40
  4. Step 4: Simplify right side
    76,015,635.40x = 7,576,823,954,998,091
  5. Step 5: Solve for x
    x = 7,576,823,954,998,091/76,015,635.40
  6. Step 6: Final answer
    x = 99,674,546.10

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1.5x scale

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.