Home / 89,022,246.60-133,533,369.90-82,786,672.20

Finding the Fourth Proportional to 89,022,246.60, 133,533,369.90 and 82,786,672.20

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Solution

The fourth proportional to 89,022,246.60, 133,533,369.90 and 82,786,672.20 is: 124,180,008.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,022,246.60 : 133,533,369.90 = 82,786,672.20 : x
  2. Step 2: Convert to fraction form
    89,022,246.60/133,533,369.90 = 82,786,672.20/x
  3. Step 3: Cross multiply
    89,022,246.60x = 133,533,369.90 × 82,786,672.20
  4. Step 4: Simplify right side
    89,022,246.60x = 11,054,783,321,672,648
  5. Step 5: Solve for x
    x = 11,054,783,321,672,648/89,022,246.60
  6. Step 6: Final answer
    x = 124,180,008.30

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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.