Home / 158,825,571.98-238,032,386.31-71,322,477.26

Finding the Fourth Proportional to 158,825,571.98, 238,032,386.31 and 71,322,477.26

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Solution

The fourth proportional to 158,825,571.98, 238,032,386.31 and 71,322,477.26 is: 106,891,221.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,825,571.98 : 238,032,386.31 = 71,322,477.26 : x
  2. Step 2: Convert to fraction form
    158,825,571.98/238,032,386.31 = 71,322,477.26/x
  3. Step 3: Cross multiply
    158,825,571.98x = 238,032,386.31 × 71,322,477.26
  4. Step 4: Simplify right side
    158,825,571.98x = 16,977,059,459,738,512
  5. Step 5: Solve for x
    x = 16,977,059,459,738,512/158,825,571.98
  6. Step 6: Final answer
    x = 106,891,221.91

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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.