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Finding the Fourth Proportional to 101,068,883.60, 151,603,325.40 and 36,374,799.20

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Solution

The fourth proportional to 101,068,883.60, 151,603,325.40 and 36,374,799.20 is: 54,562,198.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    101,068,883.60 : 151,603,325.40 = 36,374,799.20 : x
  2. Step 2: Convert to fraction form
    101,068,883.60/151,603,325.40 = 36,374,799.20/x
  3. Step 3: Cross multiply
    101,068,883.60x = 151,603,325.40 × 36,374,799.20
  4. Step 4: Simplify right side
    101,068,883.60x = 5,514,540,519,477,260
  5. Step 5: Solve for x
    x = 5,514,540,519,477,260/101,068,883.60
  6. Step 6: Final answer
    x = 54,562,198.80

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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.