Home / 3,721,520,703.60-5,578,902,321.03-1,856,736,749.88

Finding the Fourth Proportional to 3,721,520,703.60, 5,578,902,321.03 and 1,856,736,749.88

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Solution

The fourth proportional to 3,721,520,703.60, 5,578,902,321.03 and 1,856,736,749.88 is: 2,783,419,410.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,721,520,703.60 : 5,578,902,321.03 = 1,856,736,749.88 : x
  2. Step 2: Convert to fraction form
    3,721,520,703.60/5,578,902,321.03 = 1,856,736,749.88/x
  3. Step 3: Cross multiply
    3,721,520,703.60x = 5,578,902,321.03 × 1,856,736,749.88
  4. Step 4: Simplify right side
    3,721,520,703.60x = 10,358,552,963,447,230,464
  5. Step 5: Solve for x
    x = 10,358,552,963,447,230,464/3,721,520,703.60
  6. Step 6: Final answer
    x = 2,783,419,410.63

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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.