Home / 89,022,237.10-133,533,355.65-80,944,333.90

Finding the Fourth Proportional to 89,022,237.10, 133,533,355.65 and 80,944,333.90

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Solution

The fourth proportional to 89,022,237.10, 133,533,355.65 and 80,944,333.90 is: 121,416,500.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,022,237.10 : 133,533,355.65 = 80,944,333.90 : x
  2. Step 2: Convert to fraction form
    89,022,237.10/133,533,355.65 = 80,944,333.90/x
  3. Step 3: Cross multiply
    89,022,237.10x = 133,533,355.65 × 80,944,333.90
  4. Step 4: Simplify right side
    89,022,237.10x = 10,808,768,526,521,052
  5. Step 5: Solve for x
    x = 10,808,768,526,521,052/89,022,237.10
  6. Step 6: Final answer
    x = 121,416,500.85

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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.