Home / 109,571,678.08-164,318,749.30-31,832,408.64

Finding the Fourth Proportional to 109,571,678.08, 164,318,749.30 and 31,832,408.64

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Solution

The fourth proportional to 109,571,678.08, 164,318,749.30 and 31,832,408.64 is: 47,737,350.25

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,571,678.08 : 164,318,749.30 = 31,832,408.64 : x
  2. Step 2: Convert to fraction form
    109,571,678.08/164,318,749.30 = 31,832,408.64/x
  3. Step 3: Cross multiply
    109,571,678.08x = 164,318,749.30 × 31,832,408.64
  4. Step 4: Simplify right side
    109,571,678.08x = 5,230,661,574,296,830
  5. Step 5: Solve for x
    x = 5,230,661,574,296,830/109,571,678.08
  6. Step 6: Final answer
    x = 47,737,350.25

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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.