Home / 100,947,929.88-151,361,247.06-39,463,858.44

Finding the Fourth Proportional to 100,947,929.88, 151,361,247.06 and 39,463,858.44

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Solution

The fourth proportional to 100,947,929.88, 151,361,247.06 and 39,463,858.44 is: 59,172,078.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,947,929.88 : 151,361,247.06 = 39,463,858.44 : x
  2. Step 2: Convert to fraction form
    100,947,929.88/151,361,247.06 = 39,463,858.44/x
  3. Step 3: Cross multiply
    100,947,929.88x = 151,361,247.06 × 39,463,858.44
  4. Step 4: Simplify right side
    100,947,929.88x = 5,973,298,827,277,706
  5. Step 5: Solve for x
    x = 5,973,298,827,277,706/100,947,929.88
  6. Step 6: Final answer
    x = 59,172,078.46

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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.