Home / 331,945,561.10-458,125,043.22-188,926,097.30

Finding the Fourth Proportional to 331,945,561.10, 458,125,043.22 and 188,926,097.30

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Solution

The fourth proportional to 331,945,561.10, 458,125,043.22 and 188,926,097.30 is: 260,740,876.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,945,561.10 : 458,125,043.22 = 188,926,097.30 : x
  2. Step 2: Convert to fraction form
    331,945,561.10/458,125,043.22 = 188,926,097.30/x
  3. Step 3: Cross multiply
    331,945,561.10x = 458,125,043.22 × 188,926,097.30
  4. Step 4: Simplify right side
    331,945,561.10x = 86,551,776,488,657,792
  5. Step 5: Solve for x
    x = 86,551,776,488,657,792/331,945,561.10
  6. Step 6: Final answer
    x = 260,740,876.31

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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.