Home / 133,448,586.40-200,172,879.60-82,164,311.20

Finding the Fourth Proportional to 133,448,586.40, 200,172,879.60 and 82,164,311.20

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Solution

The fourth proportional to 133,448,586.40, 200,172,879.60 and 82,164,311.20 is: 123,246,466.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,448,586.40 : 200,172,879.60 = 82,164,311.20 : x
  2. Step 2: Convert to fraction form
    133,448,586.40/200,172,879.60 = 82,164,311.20/x
  3. Step 3: Cross multiply
    133,448,586.40x = 200,172,879.60 × 82,164,311.20
  4. Step 4: Simplify right side
    133,448,586.40x = 16,447,066,773,254,532
  5. Step 5: Solve for x
    x = 16,447,066,773,254,532/133,448,586.40
  6. Step 6: Final answer
    x = 123,246,466.80

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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.