Home / 239,823,189.77-359,769,100.44-73,840,738.65

Finding the Fourth Proportional to 239,823,189.77, 359,769,100.44 and 73,840,738.65

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Solution

The fourth proportional to 239,823,189.77, 359,769,100.44 and 73,840,738.65 is: 110,771,673.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    239,823,189.77 : 359,769,100.44 = 73,840,738.65 : x
  2. Step 2: Convert to fraction form
    239,823,189.77/359,769,100.44 = 73,840,738.65/x
  3. Step 3: Cross multiply
    239,823,189.77x = 359,769,100.44 × 73,840,738.65
  4. Step 4: Simplify right side
    239,823,189.77x = 26,565,616,119,935,640
  5. Step 5: Solve for x
    x = 26,565,616,119,935,640/239,823,189.77
  6. Step 6: Final answer
    x = 110,771,673.69

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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.