Home / 84,890,234.20-127,335,351.30-27,384,381.40

Finding the Fourth Proportional to 84,890,234.20, 127,335,351.30 and 27,384,381.40

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Solution

The fourth proportional to 84,890,234.20, 127,335,351.30 and 27,384,381.40 is: 41,076,572.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,890,234.20 : 127,335,351.30 = 27,384,381.40 : x
  2. Step 2: Convert to fraction form
    84,890,234.20/127,335,351.30 = 27,384,381.40/x
  3. Step 3: Cross multiply
    84,890,234.20x = 127,335,351.30 × 27,384,381.40
  4. Step 4: Simplify right side
    84,890,234.20x = 3,486,999,825,702,185.50
  5. Step 5: Solve for x
    x = 3,486,999,825,702,185.50/84,890,234.20
  6. Step 6: Final answer
    x = 41,076,572.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.