Home / 165,996,530.20-248,994,795.30-108,665,637.40

Finding the Fourth Proportional to 165,996,530.20, 248,994,795.30 and 108,665,637.40

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Solution

The fourth proportional to 165,996,530.20, 248,994,795.30 and 108,665,637.40 is: 162,998,456.10

Step by Step Solution

  1. Step 1: Write the proportion equation
    165,996,530.20 : 248,994,795.30 = 108,665,637.40 : x
  2. Step 2: Convert to fraction form
    165,996,530.20/248,994,795.30 = 108,665,637.40/x
  3. Step 3: Cross multiply
    165,996,530.20x = 248,994,795.30 × 108,665,637.40
  4. Step 4: Simplify right side
    165,996,530.20x = 27,057,178,140,557,028
  5. Step 5: Solve for x
    x = 27,057,178,140,557,028/165,996,530.20
  6. Step 6: Final answer
    x = 162,998,456.10

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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.