Home / 171,045,782.06-236,045,028.93-100,484,366.54

Finding the Fourth Proportional to 171,045,782.06, 236,045,028.93 and 100,484,366.54

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Solution

The fourth proportional to 171,045,782.06, 236,045,028.93 and 100,484,366.54 is: 138,669,512.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    171,045,782.06 : 236,045,028.93 = 100,484,366.54 : x
  2. Step 2: Convert to fraction form
    171,045,782.06/236,045,028.93 = 100,484,366.54/x
  3. Step 3: Cross multiply
    171,045,782.06x = 236,045,028.93 × 100,484,366.54
  4. Step 4: Simplify right side
    171,045,782.06x = 23,718,835,206,947,028
  5. Step 5: Solve for x
    x = 23,718,835,206,947,028/171,045,782.06
  6. Step 6: Final answer
    x = 138,669,512.46

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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.