Home / 166,836,739.20-250,255,108.80-98,644,329.60

Finding the Fourth Proportional to 166,836,739.20, 250,255,108.80 and 98,644,329.60

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Solution

The fourth proportional to 166,836,739.20, 250,255,108.80 and 98,644,329.60 is: 147,966,494.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    166,836,739.20 : 250,255,108.80 = 98,644,329.60 : x
  2. Step 2: Convert to fraction form
    166,836,739.20/250,255,108.80 = 98,644,329.60/x
  3. Step 3: Cross multiply
    166,836,739.20x = 250,255,108.80 × 98,644,329.60
  4. Step 4: Simplify right side
    166,836,739.20x = 24,686,247,436,551,060
  5. Step 5: Solve for x
    x = 24,686,247,436,551,060/166,836,739.20
  6. Step 6: Final answer
    x = 147,966,494.40

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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.