Home / 252,030,793.60-378,046,190.40-191,564,617.60

Finding the Fourth Proportional to 252,030,793.60, 378,046,190.40 and 191,564,617.60

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Solution

The fourth proportional to 252,030,793.60, 378,046,190.40 and 191,564,617.60 is: 287,346,926.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    252,030,793.60 : 378,046,190.40 = 191,564,617.60 : x
  2. Step 2: Convert to fraction form
    252,030,793.60/378,046,190.40 = 191,564,617.60/x
  3. Step 3: Cross multiply
    252,030,793.60x = 378,046,190.40 × 191,564,617.60
  4. Step 4: Simplify right side
    252,030,793.60x = 72,420,273,899,112,784
  5. Step 5: Solve for x
    x = 72,420,273,899,112,784/252,030,793.60
  6. Step 6: Final answer
    x = 287,346,926.40

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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.