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Finding the Fourth Proportional to 165,962,466.80, 248,943,700.20 and 165,962,466.80

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Solution

The fourth proportional to 165,962,466.80, 248,943,700.20 and 165,962,466.80 is: 248,943,700.20

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,962,466.80 : 248,943,700.20 = 165,962,466.80 : x
  2. Step 2: Convert to fraction form
    165,962,466.80/248,943,700.20 = 165,962,466.80/x
  3. Step 3: Cross multiply
    165,962,466.80x = 248,943,700.20 × 165,962,466.80
  4. Step 4: Simplify right side
    165,962,466.80x = 41,315,310,579,511,656
  5. Step 5: Solve for x
    x = 41,315,310,579,511,656/165,962,466.80
  6. Step 6: Final answer
    x = 248,943,700.20

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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.