Home / 305,991,304.98-422,255,676.66-166,759,070.10

Finding the Fourth Proportional to 305,991,304.98, 422,255,676.66 and 166,759,070.10

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Solution

The fourth proportional to 305,991,304.98, 422,255,676.66 and 166,759,070.10 is: 230,120,800.29

Step by Step Solution

  1. Step 1: Write the proportion equation
    305,991,304.98 : 422,255,676.66 = 166,759,070.10 : x
  2. Step 2: Convert to fraction form
    305,991,304.98/422,255,676.66 = 166,759,070.10/x
  3. Step 3: Cross multiply
    305,991,304.98x = 422,255,676.66 × 166,759,070.10
  4. Step 4: Simplify right side
    305,991,304.98x = 70,414,963,984,267,872
  5. Step 5: Solve for x
    x = 70,414,963,984,267,872/305,991,304.98
  6. Step 6: Final answer
    x = 230,120,800.29

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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.