Home / 331,945,559.34-458,125,040.80-188,926,095.54

Finding the Fourth Proportional to 331,945,559.34, 458,125,040.80 and 188,926,095.54

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Solution

The fourth proportional to 331,945,559.34, 458,125,040.80 and 188,926,095.54 is: 260,740,873.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    331,945,559.34 : 458,125,040.80 = 188,926,095.54 : x
  2. Step 2: Convert to fraction form
    331,945,559.34/458,125,040.80 = 188,926,095.54/x
  3. Step 3: Cross multiply
    331,945,559.34x = 458,125,040.80 × 188,926,095.54
  4. Step 4: Simplify right side
    331,945,559.34x = 86,551,775,227,447,200
  5. Step 5: Solve for x
    x = 86,551,775,227,447,200/331,945,559.34
  6. Step 6: Final answer
    x = 260,740,873.89

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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.