Home / 89,022,296.10-133,533,444.15-82,786,721.70

Finding the Fourth Proportional to 89,022,296.10, 133,533,444.15 and 82,786,721.70

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Solution

The fourth proportional to 89,022,296.10, 133,533,444.15 and 82,786,721.70 is: 124,180,082.55

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,022,296.10 : 133,533,444.15 = 82,786,721.70 : x
  2. Step 2: Convert to fraction form
    89,022,296.10/133,533,444.15 = 82,786,721.70/x
  3. Step 3: Cross multiply
    89,022,296.10x = 133,533,444.15 × 82,786,721.70
  4. Step 4: Simplify right side
    89,022,296.10x = 11,054,796,078,488,544
  5. Step 5: Solve for x
    x = 11,054,796,078,488,544/89,022,296.10
  6. Step 6: Final answer
    x = 124,180,082.55

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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.