Home / 53,865,111.70-80,797,667.55-36,858,999.70

Finding the Fourth Proportional to 53,865,111.70, 80,797,667.55 and 36,858,999.70

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Solution

The fourth proportional to 53,865,111.70, 80,797,667.55 and 36,858,999.70 is: 55,288,499.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    53,865,111.70 : 80,797,667.55 = 36,858,999.70 : x
  2. Step 2: Convert to fraction form
    53,865,111.70/80,797,667.55 = 36,858,999.70/x
  3. Step 3: Cross multiply
    53,865,111.70x = 80,797,667.55 × 36,858,999.70
  4. Step 4: Simplify right side
    53,865,111.70x = 2,978,121,203,986,150
  5. Step 5: Solve for x
    x = 2,978,121,203,986,150/53,865,111.70
  6. Step 6: Final answer
    x = 55,288,499.55

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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.