Home / 1,968,137,029.50-2,716,085,787.75-1,088,127,420.54

Finding the Fourth Proportional to 1,968,137,029.50, 2,716,085,787.75 and 1,088,127,420.54

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Solution

The fourth proportional to 1,968,137,029.50, 2,716,085,787.75 and 1,088,127,420.54 is: 1,501,647,181.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,968,137,029.50 : 2,716,085,787.75 = 1,088,127,420.54 : x
  2. Step 2: Convert to fraction form
    1,968,137,029.50/2,716,085,787.75 = 1,088,127,420.54/x
  3. Step 3: Cross multiply
    1,968,137,029.50x = 2,716,085,787.75 × 1,088,127,420.54
  4. Step 4: Simplify right side
    1,968,137,029.50x = 2,955,447,422,189,761,536
  5. Step 5: Solve for x
    x = 2,955,447,422,189,761,536/1,968,137,029.50
  6. Step 6: Final answer
    x = 1,501,647,181.01

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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.