Home / 330,328,086.98-455,741,183.30-187,258,501.49

Finding the Fourth Proportional to 330,328,086.98, 455,741,183.30 and 187,258,501.49

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Solution

The fourth proportional to 330,328,086.98, 455,741,183.30 and 187,258,501.49 is: 258,353,480.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    330,328,086.98 : 455,741,183.30 = 187,258,501.49 : x
  2. Step 2: Convert to fraction form
    330,328,086.98/455,741,183.30 = 187,258,501.49/x
  3. Step 3: Cross multiply
    330,328,086.98x = 455,741,183.30 × 187,258,501.49
  4. Step 4: Simplify right side
    330,328,086.98x = 85,341,411,048,822,432
  5. Step 5: Solve for x
    x = 85,341,411,048,822,432/330,328,086.98
  6. Step 6: Final answer
    x = 258,353,480.72

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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.