Home / 459,192,105.34-688,787,272.07-114,146,064.47

Finding the Fourth Proportional to 459,192,105.34, 688,787,272.07 and 114,146,064.47

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Solution

The fourth proportional to 459,192,105.34, 688,787,272.07 and 114,146,064.47 is: 171,218,876.48

Step by Step Solution

  1. Step 1: Write the proportion equation
    459,192,105.34 : 688,787,272.07 = 114,146,064.47 : x
  2. Step 2: Convert to fraction form
    459,192,105.34/688,787,272.07 = 114,146,064.47/x
  3. Step 3: Cross multiply
    459,192,105.34x = 688,787,272.07 × 114,146,064.47
  4. Step 4: Simplify right side
    459,192,105.34x = 78,622,356,365,396,944
  5. Step 5: Solve for x
    x = 78,622,356,365,396,944/459,192,105.34
  6. Step 6: Final answer
    x = 171,218,876.48

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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.