Home / 168,181,201.80-252,271,802.70-165,913,720.20

Finding the Fourth Proportional to 168,181,201.80, 252,271,802.70 and 165,913,720.20

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Solution

The fourth proportional to 168,181,201.80, 252,271,802.70 and 165,913,720.20 is: 248,870,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    168,181,201.80 : 252,271,802.70 = 165,913,720.20 : x
  2. Step 2: Convert to fraction form
    168,181,201.80/252,271,802.70 = 165,913,720.20/x
  3. Step 3: Cross multiply
    168,181,201.80x = 252,271,802.70 × 165,913,720.20
  4. Step 4: Simplify right side
    168,181,201.80x = 41,855,353,287,517,400
  5. Step 5: Solve for x
    x = 41,855,353,287,517,400/168,181,201.80
  6. Step 6: Final answer
    x = 248,870,580.30

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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.