Home / 101,694,098.40-140,331,896.40-55,283,946.36

Finding the Fourth Proportional to 101,694,098.40, 140,331,896.40 and 55,283,946.36

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Solution

The fourth proportional to 101,694,098.40, 140,331,896.40 and 55,283,946.36 is: 76,288,606.27

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,694,098.40 : 140,331,896.40 = 55,283,946.36 : x
  2. Step 2: Convert to fraction form
    101,694,098.40/140,331,896.40 = 55,283,946.36/x
  3. Step 3: Cross multiply
    101,694,098.40x = 140,331,896.40 × 55,283,946.36
  4. Step 4: Simplify right side
    101,694,098.40x = 7,758,101,033,174,677
  5. Step 5: Solve for x
    x = 7,758,101,033,174,677/101,694,098.40
  6. Step 6: Final answer
    x = 76,288,606.27

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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.