Home / 654,310,441.20-981,465,661.80-600,741,188.40

Finding the Fourth Proportional to 654,310,441.20, 981,465,661.80 and 600,741,188.40

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Solution

The fourth proportional to 654,310,441.20, 981,465,661.80 and 600,741,188.40 is: 901,111,782.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    654,310,441.20 : 981,465,661.80 = 600,741,188.40 : x
  2. Step 2: Convert to fraction form
    654,310,441.20/981,465,661.80 = 600,741,188.40/x
  3. Step 3: Cross multiply
    654,310,441.20x = 981,465,661.80 × 600,741,188.40
  4. Step 4: Simplify right side
    654,310,441.20x = 589,606,848,043,524,480
  5. Step 5: Solve for x
    x = 589,606,848,043,524,480/654,310,441.20
  6. Step 6: Final answer
    x = 901,111,782.60

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Double scale
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Similar ratio
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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.