Home / 1,868,558,293.67-2,577,395,435.96-1,198,441,916.61

Finding the Fourth Proportional to 1,868,558,293.67, 2,577,395,435.96 and 1,198,441,916.61

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Solution

The fourth proportional to 1,868,558,293.67, 2,577,395,435.96 and 1,198,441,916.61 is: 1,653,070,571.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,868,558,293.67 : 2,577,395,435.96 = 1,198,441,916.61 : x
  2. Step 2: Convert to fraction form
    1,868,558,293.67/2,577,395,435.96 = 1,198,441,916.61/x
  3. Step 3: Cross multiply
    1,868,558,293.67x = 2,577,395,435.96 × 1,198,441,916.61
  4. Step 4: Simplify right side
    1,868,558,293.67x = 3,088,858,726,133,768,704
  5. Step 5: Solve for x
    x = 3,088,858,726,133,768,704/1,868,558,293.67
  6. Step 6: Final answer
    x = 1,653,070,571.36

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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.