Home / 263,262,503.80-394,893,755.70-186,734,999.80

Finding the Fourth Proportional to 263,262,503.80, 394,893,755.70 and 186,734,999.80

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Solution

The fourth proportional to 263,262,503.80, 394,893,755.70 and 186,734,999.80 is: 280,102,499.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    263,262,503.80 : 394,893,755.70 = 186,734,999.80 : x
  2. Step 2: Convert to fraction form
    263,262,503.80/394,893,755.70 = 186,734,999.80/x
  3. Step 3: Cross multiply
    263,262,503.80x = 394,893,755.70 × 186,734,999.80
  4. Step 4: Simplify right side
    263,262,503.80x = 73,740,485,391,660,752
  5. Step 5: Solve for x
    x = 73,740,485,391,660,752/263,262,503.80
  6. Step 6: Final answer
    x = 280,102,499.70

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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.