Home / 2,561,456,774,144.60-3,842,049,841,819.20-840,178,379,993.25

Finding the Fourth Proportional to 2,561,456,774,144.60, 3,842,049,841,819.20 and 840,178,379,993.25

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Solution

The fourth proportional to 2,561,456,774,144.60, 3,842,049,841,819.20 and 840,178,379,993.25 is: 1,260,223,184,141.37

Step by Step Solution

  1. Step 1: Write the proportion equation
    2,561,456,774,144.60 : 3,842,049,841,819.20 = 840,178,379,993.25 : x
  2. Step 2: Convert to fraction form
    2,561,456,774,144.60/3,842,049,841,819.20 = 840,178,379,993.25/x
  3. Step 3: Cross multiply
    2,561,456,774,144.60x = 3,842,049,841,819.20 × 840,178,379,993.25
  4. Step 4: Simplify right side
    2,561,456,774,144.60x = 3,228,007,211,952,977,865,605,120
  5. Step 5: Solve for x
    x = 3,228,007,211,952,977,865,605,120/2,561,456,774,144.60
  6. Step 6: Final answer
    x = 1,260,223,184,141.37

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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.