Home / 468,150,201.72-646,039,197.36-259,301,861.55

Finding the Fourth Proportional to 468,150,201.72, 646,039,197.36 and 259,301,861.55

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Solution

The fourth proportional to 468,150,201.72, 646,039,197.36 and 259,301,861.55 is: 357,832,092.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    468,150,201.72 : 646,039,197.36 = 259,301,861.55 : x
  2. Step 2: Convert to fraction form
    468,150,201.72/646,039,197.36 = 259,301,861.55/x
  3. Step 3: Cross multiply
    468,150,201.72x = 646,039,197.36 × 259,301,861.55
  4. Step 4: Simplify right side
    468,150,201.72x = 167,519,166,509,715,872
  5. Step 5: Solve for x
    x = 167,519,166,509,715,872/468,150,201.72
  6. Step 6: Final answer
    x = 357,832,092.98

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.