Home / 158,790,075.80-238,006,588.28-80,848,201.23

Finding the Fourth Proportional to 158,790,075.80, 238,006,588.28 and 80,848,201.23

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Solution

The fourth proportional to 158,790,075.80, 238,006,588.28 and 80,848,201.23 is: 121,181,405.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    158,790,075.80 : 238,006,588.28 = 80,848,201.23 : x
  2. Step 2: Convert to fraction form
    158,790,075.80/238,006,588.28 = 80,848,201.23/x
  3. Step 3: Cross multiply
    158,790,075.80x = 238,006,588.28 × 80,848,201.23
  4. Step 4: Simplify right side
    158,790,075.80x = 19,242,404,542,922,960
  5. Step 5: Solve for x
    x = 19,242,404,542,922,960/158,790,075.80
  6. Step 6: Final answer
    x = 121,181,405.37

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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.