Home / 242,425,311.60-334,447,890.52-178,997,660.56

Finding the Fourth Proportional to 242,425,311.60, 334,447,890.52 and 178,997,660.56

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Solution

The fourth proportional to 242,425,311.60, 334,447,890.52 and 178,997,660.56 is: 246,943,644.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,425,311.60 : 334,447,890.52 = 178,997,660.56 : x
  2. Step 2: Convert to fraction form
    242,425,311.60/334,447,890.52 = 178,997,660.56/x
  3. Step 3: Cross multiply
    242,425,311.60x = 334,447,890.52 × 178,997,660.56
  4. Step 4: Simplify right side
    242,425,311.60x = 59,865,389,982,307,000
  5. Step 5: Solve for x
    x = 59,865,389,982,307,000/242,425,311.60
  6. Step 6: Final answer
    x = 246,943,644.57

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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.