Home / 376,137,789.60-564,206,684.40-348,928,010.40

Finding the Fourth Proportional to 376,137,789.60, 564,206,684.40 and 348,928,010.40

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Solution

The fourth proportional to 376,137,789.60, 564,206,684.40 and 348,928,010.40 is: 523,392,015.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    376,137,789.60 : 564,206,684.40 = 348,928,010.40 : x
  2. Step 2: Convert to fraction form
    376,137,789.60/564,206,684.40 = 348,928,010.40/x
  3. Step 3: Cross multiply
    376,137,789.60x = 564,206,684.40 × 348,928,010.40
  4. Step 4: Simplify right side
    376,137,789.60x = 196,867,515,842,072,704
  5. Step 5: Solve for x
    x = 196,867,515,842,072,704/376,137,789.60
  6. Step 6: Final answer
    x = 523,392,015.60

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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.