Home / 119,118,927.44-164,388,107.03-66,197,865.52

Finding the Fourth Proportional to 119,118,927.44, 164,388,107.03 and 66,197,865.52

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Solution

The fourth proportional to 119,118,927.44, 164,388,107.03 and 66,197,865.52 is: 91,355,270.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    119,118,927.44 : 164,388,107.03 = 66,197,865.52 : x
  2. Step 2: Convert to fraction form
    119,118,927.44/164,388,107.03 = 66,197,865.52/x
  3. Step 3: Cross multiply
    119,118,927.44x = 164,388,107.03 × 66,197,865.52
  4. Step 4: Simplify right side
    119,118,927.44x = 10,882,141,801,106,378
  5. Step 5: Solve for x
    x = 10,882,141,801,106,378/119,118,927.44
  6. Step 6: Final answer
    x = 91,355,270.19

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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.