Home / 305,973,976.59-422,233,363.04-166,741,897.23

Finding the Fourth Proportional to 305,973,976.59, 422,233,363.04 and 166,741,897.23

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Solution

The fourth proportional to 305,973,976.59, 422,233,363.04 and 166,741,897.23 is: 230,097,973.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,973,976.59 : 422,233,363.04 = 166,741,897.23 : x
  2. Step 2: Convert to fraction form
    305,973,976.59/422,233,363.04 = 166,741,897.23/x
  3. Step 3: Cross multiply
    305,973,976.59x = 422,233,363.04 × 166,741,897.23
  4. Step 4: Simplify right side
    305,973,976.59x = 70,403,992,026,259,248
  5. Step 5: Solve for x
    x = 70,403,992,026,259,248/305,973,976.59
  6. Step 6: Final answer
    x = 230,097,973.73

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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.