Home / 166,840,901.20-250,261,351.80-98,648,491.60

Finding the Fourth Proportional to 166,840,901.20, 250,261,351.80 and 98,648,491.60

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Solution

The fourth proportional to 166,840,901.20, 250,261,351.80 and 98,648,491.60 is: 147,972,737.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,840,901.20 : 250,261,351.80 = 98,648,491.60 : x
  2. Step 2: Convert to fraction form
    166,840,901.20/250,261,351.80 = 98,648,491.60/x
  3. Step 3: Cross multiply
    166,840,901.20x = 250,261,351.80 × 98,648,491.60
  4. Step 4: Simplify right side
    166,840,901.20x = 24,687,904,860,846,944
  5. Step 5: Solve for x
    x = 24,687,904,860,846,944/166,840,901.20
  6. Step 6: Final answer
    x = 147,972,737.40

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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.