Home / 470,025,039.60-705,037,559.40-460,469,890.80

Finding the Fourth Proportional to 470,025,039.60, 705,037,559.40 and 460,469,890.80

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Solution

The fourth proportional to 470,025,039.60, 705,037,559.40 and 460,469,890.80 is: 690,704,836.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    470,025,039.60 : 705,037,559.40 = 460,469,890.80 : x
  2. Step 2: Convert to fraction form
    470,025,039.60/705,037,559.40 = 460,469,890.80/x
  3. Step 3: Cross multiply
    470,025,039.60x = 705,037,559.40 × 460,469,890.80
  4. Step 4: Simplify right side
    470,025,039.60x = 324,648,567,986,816,512
  5. Step 5: Solve for x
    x = 324,648,567,986,816,512/470,025,039.60
  6. Step 6: Final answer
    x = 690,704,836.20

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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.