Home / 626,667,592,546.64-864,804,206,308.20-356,020,804,539.92

Finding the Fourth Proportional to 626,667,592,546.64, 864,804,206,308.20 and 356,020,804,539.92

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Solution

The fourth proportional to 626,667,592,546.64, 864,804,206,308.20 and 356,020,804,539.92 is: 491,310,374,050.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    626,667,592,546.64 : 864,804,206,308.20 = 356,020,804,539.92 : x
  2. Step 2: Convert to fraction form
    626,667,592,546.64/864,804,206,308.20 = 356,020,804,539.92/x
  3. Step 3: Cross multiply
    626,667,592,546.64x = 864,804,206,308.20 × 356,020,804,539.92
  4. Step 4: Simplify right side
    626,667,592,546.64x = 307,888,289,299,352,294,260,736
  5. Step 5: Solve for x
    x = 307,888,289,299,352,294,260,736/626,667,592,546.64
  6. Step 6: Final answer
    x = 491,310,374,050.40

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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.