Home / 221,267,744.08-305,341,479.80-122,146,362.52

Finding the Fourth Proportional to 221,267,744.08, 305,341,479.80 and 122,146,362.52

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Solution

The fourth proportional to 221,267,744.08, 305,341,479.80 and 122,146,362.52 is: 168,557,560.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,267,744.08 : 305,341,479.80 = 122,146,362.52 : x
  2. Step 2: Convert to fraction form
    221,267,744.08/305,341,479.80 = 122,146,362.52/x
  3. Step 3: Cross multiply
    221,267,744.08x = 305,341,479.80 × 122,146,362.52
  4. Step 4: Simplify right side
    221,267,744.08x = 37,296,351,084,044,056
  5. Step 5: Solve for x
    x = 37,296,351,084,044,056/221,267,744.08
  6. Step 6: Final answer
    x = 168,557,560.16

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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.