Home / 76,015,593.90-114,023,390.85-66,449,655.90

Finding the Fourth Proportional to 76,015,593.90, 114,023,390.85 and 66,449,655.90

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Solution

The fourth proportional to 76,015,593.90, 114,023,390.85 and 66,449,655.90 is: 99,674,483.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,015,593.90 : 114,023,390.85 = 66,449,655.90 : x
  2. Step 2: Convert to fraction form
    76,015,593.90/114,023,390.85 = 66,449,655.90/x
  3. Step 3: Cross multiply
    76,015,593.90x = 114,023,390.85 × 66,449,655.90
  4. Step 4: Simplify right side
    76,015,593.90x = 7,576,815,086,533,708
  5. Step 5: Solve for x
    x = 7,576,815,086,533,708/76,015,593.90
  6. Step 6: Final answer
    x = 99,674,483.85

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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.