Home / 189,040,400.40-283,560,600.60-45,433,232.40

Finding the Fourth Proportional to 189,040,400.40, 283,560,600.60 and 45,433,232.40

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Solution

The fourth proportional to 189,040,400.40, 283,560,600.60 and 45,433,232.40 is: 68,149,848.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,040,400.40 : 283,560,600.60 = 45,433,232.40 : x
  2. Step 2: Convert to fraction form
    189,040,400.40/283,560,600.60 = 45,433,232.40/x
  3. Step 3: Cross multiply
    189,040,400.40x = 283,560,600.60 × 45,433,232.40
  4. Step 4: Simplify right side
    189,040,400.40x = 12,883,074,666,543,380
  5. Step 5: Solve for x
    x = 12,883,074,666,543,380/189,040,400.40
  6. Step 6: Final answer
    x = 68,149,848.60

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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.