Home / 905,137,606,775.25-1,356,588,419,391.90-776,749,846,649.94

Finding the Fourth Proportional to 905,137,606,775.25, 1,356,588,419,391.90 and 776,749,846,649.94

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Solution

The fourth proportional to 905,137,606,775.25, 1,356,588,419,391.90 and 776,749,846,649.94 is: 1,164,165,358,772.23

Step by Step Solution

  1. Step 1: Write the proportion equation
    905,137,606,775.25 : 1,356,588,419,391.90 = 776,749,846,649.94 : x
  2. Step 2: Convert to fraction form
    905,137,606,775.25/1,356,588,419,391.90 = 776,749,846,649.94/x
  3. Step 3: Cross multiply
    905,137,606,775.25x = 1,356,588,419,391.90 × 776,749,846,649.94
  4. Step 4: Simplify right side
    905,137,606,775.25x = 1,053,729,846,729,742,661,713,920
  5. Step 5: Solve for x
    x = 1,053,729,846,729,742,661,713,920/905,137,606,775.25
  6. Step 6: Final answer
    x = 1,164,165,358,772.23

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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.