Home / 257,204,612.20-354,972,793.64-152,783,096.08

Finding the Fourth Proportional to 257,204,612.20, 354,972,793.64 and 152,783,096.08

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Solution

The fourth proportional to 257,204,612.20, 354,972,793.64 and 152,783,096.08 is: 210,858,747.72

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,204,612.20 : 354,972,793.64 = 152,783,096.08 : x
  2. Step 2: Convert to fraction form
    257,204,612.20/354,972,793.64 = 152,783,096.08/x
  3. Step 3: Cross multiply
    257,204,612.20x = 354,972,793.64 × 152,783,096.08
  4. Step 4: Simplify right side
    257,204,612.20x = 54,233,842,436,486,136
  5. Step 5: Solve for x
    x = 54,233,842,436,486,136/257,204,612.20
  6. Step 6: Final answer
    x = 210,858,747.72

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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.