Home / 107,980,324.90-162,008,278.71-31,307,954.02

Finding the Fourth Proportional to 107,980,324.90, 162,008,278.71 and 31,307,954.02

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Solution

The fourth proportional to 107,980,324.90, 162,008,278.71 and 31,307,954.02 is: 46,972,888.31

Step by Step Solution

  1. Step 1: Write the proportion equation
    107,980,324.90 : 162,008,278.71 = 31,307,954.02 : x
  2. Step 2: Convert to fraction form
    107,980,324.90/162,008,278.71 = 31,307,954.02/x
  3. Step 3: Cross multiply
    107,980,324.90x = 162,008,278.71 × 31,307,954.02
  4. Step 4: Simplify right side
    107,980,324.90x = 5,072,147,740,712,025
  5. Step 5: Solve for x
    x = 5,072,147,740,712,025/107,980,324.90
  6. Step 6: Final answer
    x = 46,972,888.31

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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.