Home / 216,775,948.62-325,095,396.21-71,185,508.94

Finding the Fourth Proportional to 216,775,948.62, 325,095,396.21 and 71,185,508.94

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Solution

The fourth proportional to 216,775,948.62, 325,095,396.21 and 71,185,508.94 is: 106,755,760.41

Step by Step Solution

  1. Step 1: Write the proportion equation
    216,775,948.62 : 325,095,396.21 = 71,185,508.94 : x
  2. Step 2: Convert to fraction form
    216,775,948.62/325,095,396.21 = 71,185,508.94/x
  3. Step 3: Cross multiply
    216,775,948.62x = 325,095,396.21 × 71,185,508.94
  4. Step 4: Simplify right side
    216,775,948.62x = 23,142,081,233,259,796
  5. Step 5: Solve for x
    x = 23,142,081,233,259,796/216,775,948.62
  6. Step 6: Final answer
    x = 106,755,760.41

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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.