Home / 344,272,338.32-475,105,783.92-187,649,589.74

Finding the Fourth Proportional to 344,272,338.32, 475,105,783.92 and 187,649,589.74

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Solution

The fourth proportional to 344,272,338.32, 475,105,783.92 and 187,649,589.74 is: 258,961,861.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    344,272,338.32 : 475,105,783.92 = 187,649,589.74 : x
  2. Step 2: Convert to fraction form
    344,272,338.32/475,105,783.92 = 187,649,589.74/x
  3. Step 3: Cross multiply
    344,272,338.32x = 475,105,783.92 × 187,649,589.74
  4. Step 4: Simplify right side
    344,272,338.32x = 89,153,405,435,689,104
  5. Step 5: Solve for x
    x = 89,153,405,435,689,104/344,272,338.32
  6. Step 6: Final answer
    x = 258,961,861.04

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.