Home / 101,185,982.47-139,637,101.44-54,776,236.39

Finding the Fourth Proportional to 101,185,982.47, 139,637,101.44 and 54,776,236.39

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Solution

The fourth proportional to 101,185,982.47, 139,637,101.44 and 54,776,236.39 is: 75,591,447.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,185,982.47 : 139,637,101.44 = 54,776,236.39 : x
  2. Step 2: Convert to fraction form
    101,185,982.47/139,637,101.44 = 54,776,236.39/x
  3. Step 3: Cross multiply
    101,185,982.47x = 139,637,101.44 × 54,776,236.39
  4. Step 4: Simplify right side
    101,185,982.47x = 7,648,794,877,291,849
  5. Step 5: Solve for x
    x = 7,648,794,877,291,849/101,185,982.47
  6. Step 6: Final answer
    x = 75,591,447.46

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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.