Home / 165,138,420.60-247,707,630.90-110,718,862.20

Finding the Fourth Proportional to 165,138,420.60, 247,707,630.90 and 110,718,862.20

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Solution

The fourth proportional to 165,138,420.60, 247,707,630.90 and 110,718,862.20 is: 166,078,293.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,138,420.60 : 247,707,630.90 = 110,718,862.20 : x
  2. Step 2: Convert to fraction form
    165,138,420.60/247,707,630.90 = 110,718,862.20/x
  3. Step 3: Cross multiply
    165,138,420.60x = 247,707,630.90 × 110,718,862.20
  4. Step 4: Simplify right side
    165,138,420.60x = 27,425,907,051,505,564
  5. Step 5: Solve for x
    x = 27,425,907,051,505,564/165,138,420.60
  6. Step 6: Final answer
    x = 166,078,293.30

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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.