Home / 84,910,428.54-117,174,848.60-47,233,408.55

Finding the Fourth Proportional to 84,910,428.54, 117,174,848.60 and 47,233,408.55

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Solution

The fourth proportional to 84,910,428.54, 117,174,848.60 and 47,233,408.55 is: 65,181,245.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    84,910,428.54 : 117,174,848.60 = 47,233,408.55 : x
  2. Step 2: Convert to fraction form
    84,910,428.54/117,174,848.60 = 47,233,408.55/x
  3. Step 3: Cross multiply
    84,910,428.54x = 117,174,848.60 × 47,233,408.55
  4. Step 4: Simplify right side
    84,910,428.54x = 5,534,567,495,240,405
  5. Step 5: Solve for x
    x = 5,534,567,495,240,405/84,910,428.54
  6. Step 6: Final answer
    x = 65,181,245.58

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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.