Home / 242,672,145.20-364,008,217.80-161,042,807.60

Finding the Fourth Proportional to 242,672,145.20, 364,008,217.80 and 161,042,807.60

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Solution

The fourth proportional to 242,672,145.20, 364,008,217.80 and 161,042,807.60 is: 241,564,211.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    242,672,145.20 : 364,008,217.80 = 161,042,807.60 : x
  2. Step 2: Convert to fraction form
    242,672,145.20/364,008,217.80 = 161,042,807.60/x
  3. Step 3: Cross multiply
    242,672,145.20x = 364,008,217.80 × 161,042,807.60
  4. Step 4: Simplify right side
    242,672,145.20x = 58,620,905,383,984,296
  5. Step 5: Solve for x
    x = 58,620,905,383,984,296/242,672,145.20
  6. Step 6: Final answer
    x = 241,564,211.40

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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.