Home / 109,938,168.14-164,907,158.34-28,057,039.86

Finding the Fourth Proportional to 109,938,168.14, 164,907,158.34 and 28,057,039.86

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Solution

The fourth proportional to 109,938,168.14, 164,907,158.34 and 28,057,039.86 is: 42,085,535.83

Step by Step Solution

  1. Step 1: Write the proportion equation
    109,938,168.14 : 164,907,158.34 = 28,057,039.86 : x
  2. Step 2: Convert to fraction form
    109,938,168.14/164,907,158.34 = 28,057,039.86/x
  3. Step 3: Cross multiply
    109,938,168.14x = 164,907,158.34 × 28,057,039.86
  4. Step 4: Simplify right side
    109,938,168.14x = 4,626,806,714,540,889
  5. Step 5: Solve for x
    x = 4,626,806,714,540,889/109,938,168.14
  6. Step 6: Final answer
    x = 42,085,535.83

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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.