Home / 266,814,683.20-400,222,024.80-264,263,766.40

Finding the Fourth Proportional to 266,814,683.20, 400,222,024.80 and 264,263,766.40

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Solution

The fourth proportional to 266,814,683.20, 400,222,024.80 and 264,263,766.40 is: 396,395,649.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    266,814,683.20 : 400,222,024.80 = 264,263,766.40 : x
  2. Step 2: Convert to fraction form
    266,814,683.20/400,222,024.80 = 264,263,766.40/x
  3. Step 3: Cross multiply
    266,814,683.20x = 400,222,024.80 × 264,263,766.40
  4. Step 4: Simplify right side
    266,814,683.20x = 105,764,179,669,882,208
  5. Step 5: Solve for x
    x = 105,764,179,669,882,208/266,814,683.20
  6. Step 6: Final answer
    x = 396,395,649.60

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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.