Home / 905,137,606,777.76-1,356,588,419,395.60-776,749,846,652.44

Finding the Fourth Proportional to 905,137,606,777.76, 1,356,588,419,395.60 and 776,749,846,652.44

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Solution

The fourth proportional to 905,137,606,777.76, 1,356,588,419,395.60 and 776,749,846,652.44 is: 1,164,165,358,775.92

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,137,606,777.76 : 1,356,588,419,395.60 = 776,749,846,652.44 : x
  2. Step 2: Convert to fraction form
    905,137,606,777.76/1,356,588,419,395.60 = 776,749,846,652.44/x
  3. Step 3: Cross multiply
    905,137,606,777.76x = 1,356,588,419,395.60 × 776,749,846,652.44
  4. Step 4: Simplify right side
    905,137,606,777.76x = 1,053,729,846,736,008,213,692,416
  5. Step 5: Solve for x
    x = 1,053,729,846,736,008,213,692,416/905,137,606,777.76
  6. Step 6: Final answer
    x = 1,164,165,358,775.92

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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.