Home / 265,407,183.41-398,110,432.46-71,318,601.27

Finding the Fourth Proportional to 265,407,183.41, 398,110,432.46 and 71,318,601.27

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Solution

The fourth proportional to 265,407,183.41, 398,110,432.46 and 71,318,601.27 is: 106,977,809.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    265,407,183.41 : 398,110,432.46 = 71,318,601.27 : x
  2. Step 2: Convert to fraction form
    265,407,183.41/398,110,432.46 = 71,318,601.27/x
  3. Step 3: Cross multiply
    265,407,183.41x = 398,110,432.46 × 71,318,601.27
  4. Step 4: Simplify right side
    265,407,183.41x = 28,392,679,193,685,408
  5. Step 5: Solve for x
    x = 28,392,679,193,685,408/265,407,183.41
  6. Step 6: Final answer
    x = 106,977,809.83

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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.