Home / 89,053,286.40-133,579,929.60-31,551,370.20

Finding the Fourth Proportional to 89,053,286.40, 133,579,929.60 and 31,551,370.20

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Solution

The fourth proportional to 89,053,286.40, 133,579,929.60 and 31,551,370.20 is: 47,327,055.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    89,053,286.40 : 133,579,929.60 = 31,551,370.20 : x
  2. Step 2: Convert to fraction form
    89,053,286.40/133,579,929.60 = 31,551,370.20/x
  3. Step 3: Cross multiply
    89,053,286.40x = 133,579,929.60 × 31,551,370.20
  4. Step 4: Simplify right side
    89,053,286.40x = 4,214,629,810,099,537.50
  5. Step 5: Solve for x
    x = 4,214,629,810,099,537.50/89,053,286.40
  6. Step 6: Final answer
    x = 47,327,055.30

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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.