Home / 76,257,302.33-105,235,825.17-41,449,971.20

Finding the Fourth Proportional to 76,257,302.33, 105,235,825.17 and 41,449,971.20

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Solution

The fourth proportional to 76,257,302.33, 105,235,825.17 and 41,449,971.20 is: 57,201,366.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,257,302.33 : 105,235,825.17 = 41,449,971.20 : x
  2. Step 2: Convert to fraction form
    76,257,302.33/105,235,825.17 = 41,449,971.20/x
  3. Step 3: Cross multiply
    76,257,302.33x = 105,235,825.17 × 41,449,971.20
  4. Step 4: Simplify right side
    76,257,302.33x = 4,362,021,921,978,556
  5. Step 5: Solve for x
    x = 4,362,021,921,978,556/76,257,302.33
  6. Step 6: Final answer
    x = 57,201,366.81

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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.