Home / 159,763,394.20-239,645,091.30-73,669,952.20

Finding the Fourth Proportional to 159,763,394.20, 239,645,091.30 and 73,669,952.20

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Solution

The fourth proportional to 159,763,394.20, 239,645,091.30 and 73,669,952.20 is: 110,504,928.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    159,763,394.20 : 239,645,091.30 = 73,669,952.20 : x
  2. Step 2: Convert to fraction form
    159,763,394.20/239,645,091.30 = 73,669,952.20/x
  3. Step 3: Cross multiply
    159,763,394.20x = 239,645,091.30 × 73,669,952.20
  4. Step 4: Simplify right side
    159,763,394.20x = 17,654,642,421,035,638
  5. Step 5: Solve for x
    x = 17,654,642,421,035,638/159,763,394.20
  6. Step 6: Final answer
    x = 110,504,928.30

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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.