Home / 231,381,786.02-347,099,006.88-83,898,813

Finding the Fourth Proportional to 231,381,786.02, 347,099,006.88 and 83,898,813

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Solution

The fourth proportional to 231,381,786.02, 347,099,006.88 and 83,898,813 is: 125,857,765.95

Step by Step Solution

  1. Step 1: Write the proportion equation
    231,381,786.02 : 347,099,006.88 = 83,898,813 : x
  2. Step 2: Convert to fraction form
    231,381,786.02/347,099,006.88 = 83,898,813/x
  3. Step 3: Cross multiply
    231,381,786.02x = 347,099,006.88 × 83,898,813
  4. Step 4: Simplify right side
    231,381,786.02x = 29,121,194,670,710,832
  5. Step 5: Solve for x
    x = 29,121,194,670,710,832/231,381,786.02
  6. Step 6: Final answer
    x = 125,857,765.95

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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.