Home / 109,938,157.03-164,907,141.74-28,057,028.75

Finding the Fourth Proportional to 109,938,157.03, 164,907,141.74 and 28,057,028.75

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Solution

The fourth proportional to 109,938,157.03, 164,907,141.74 and 28,057,028.75 is: 42,085,519.19

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,938,157.03 : 164,907,141.74 = 28,057,028.75 : x
  2. Step 2: Convert to fraction form
    109,938,157.03/164,907,141.74 = 28,057,028.75/x
  3. Step 3: Cross multiply
    109,938,157.03x = 164,907,141.74 × 28,057,028.75
  4. Step 4: Simplify right side
    109,938,157.03x = 4,626,804,416,879,505
  5. Step 5: Solve for x
    x = 4,626,804,416,879,505/109,938,157.03
  6. Step 6: Final answer
    x = 42,085,519.19

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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.