Home / 76,957,028.28-106,202,417.31-43,916,619.60

Finding the Fourth Proportional to 76,957,028.28, 106,202,417.31 and 43,916,619.60

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Solution

The fourth proportional to 76,957,028.28, 106,202,417.31 and 43,916,619.60 is: 60,605,915.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    76,957,028.28 : 106,202,417.31 = 43,916,619.60 : x
  2. Step 2: Convert to fraction form
    76,957,028.28/106,202,417.31 = 43,916,619.60/x
  3. Step 3: Cross multiply
    76,957,028.28x = 106,202,417.31 × 43,916,619.60
  4. Step 4: Simplify right side
    76,957,028.28x = 4,664,051,161,603,726
  5. Step 5: Solve for x
    x = 4,664,051,161,603,726/76,957,028.28
  6. Step 6: Final answer
    x = 60,605,915.61

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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.