Home / 123,058,078.60-184,587,117.90-51,245,163.40

Finding the Fourth Proportional to 123,058,078.60, 184,587,117.90 and 51,245,163.40

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Solution

The fourth proportional to 123,058,078.60, 184,587,117.90 and 51,245,163.40 is: 76,867,745.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    123,058,078.60 : 184,587,117.90 = 51,245,163.40 : x
  2. Step 2: Convert to fraction form
    123,058,078.60/184,587,117.90 = 51,245,163.40/x
  3. Step 3: Cross multiply
    123,058,078.60x = 184,587,117.90 × 51,245,163.40
  4. Step 4: Simplify right side
    123,058,078.60x = 9,459,197,018,320,564
  5. Step 5: Solve for x
    x = 9,459,197,018,320,564/123,058,078.60
  6. Step 6: Final answer
    x = 76,867,745.10

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Why These Related Problems?

These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.