Home / 133,059,081.45-199,617,652.58-75,578,889.45

Finding the Fourth Proportional to 133,059,081.45, 199,617,652.58 and 75,578,889.45

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Solution

The fourth proportional to 133,059,081.45, 199,617,652.58 and 75,578,889.45 is: 113,384,823.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,059,081.45 : 199,617,652.58 = 75,578,889.45 : x
  2. Step 2: Convert to fraction form
    133,059,081.45/199,617,652.58 = 75,578,889.45/x
  3. Step 3: Cross multiply
    133,059,081.45x = 199,617,652.58 × 75,578,889.45
  4. Step 4: Simplify right side
    133,059,081.45x = 15,086,880,496,234,432
  5. Step 5: Solve for x
    x = 15,086,880,496,234,432/133,059,081.45
  6. Step 6: Final answer
    x = 113,384,823.73

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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.