Home / 106,929,626.94-147,832,749.78-79,008,299.10

Finding the Fourth Proportional to 106,929,626.94, 147,832,749.78 and 79,008,299.10

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Solution

The fourth proportional to 106,929,626.94, 147,832,749.78 and 79,008,299.10 is: 109,230,850.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    106,929,626.94 : 147,832,749.78 = 79,008,299.10 : x
  2. Step 2: Convert to fraction form
    106,929,626.94/147,832,749.78 = 79,008,299.10/x
  3. Step 3: Cross multiply
    106,929,626.94x = 147,832,749.78 × 79,008,299.10
  4. Step 4: Simplify right side
    106,929,626.94x = 11,680,014,111,393,698
  5. Step 5: Solve for x
    x = 11,680,014,111,393,698/106,929,626.94
  6. Step 6: Final answer
    x = 109,230,850.66

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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.