Home / 560,183,427.56-840,263,265.92-186,718,316.78

Finding the Fourth Proportional to 560,183,427.56, 840,263,265.92 and 186,718,316.78

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Solution

The fourth proportional to 560,183,427.56, 840,263,265.92 and 186,718,316.78 is: 280,073,516.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    560,183,427.56 : 840,263,265.92 = 186,718,316.78 : x
  2. Step 2: Convert to fraction form
    560,183,427.56/840,263,265.92 = 186,718,316.78/x
  3. Step 3: Cross multiply
    560,183,427.56x = 840,263,265.92 × 186,718,316.78
  4. Step 4: Simplify right side
    560,183,427.56x = 156,892,542,664,647,936
  5. Step 5: Solve for x
    x = 156,892,542,664,647,936/560,183,427.56
  6. Step 6: Final answer
    x = 280,073,516.90

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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.