Home / 202,133,616.76-278,945,231.72-109,314,124.60

Finding the Fourth Proportional to 202,133,616.76, 278,945,231.72 and 109,314,124.60

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Solution

The fourth proportional to 202,133,616.76, 278,945,231.72 and 109,314,124.60 is: 150,853,946.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    202,133,616.76 : 278,945,231.72 = 109,314,124.60 : x
  2. Step 2: Convert to fraction form
    202,133,616.76/278,945,231.72 = 109,314,124.60/x
  3. Step 3: Cross multiply
    202,133,616.76x = 278,945,231.72 × 109,314,124.60
  4. Step 4: Simplify right side
    202,133,616.76x = 30,492,653,816,815,952
  5. Step 5: Solve for x
    x = 30,492,653,816,815,952/202,133,616.76
  6. Step 6: Final answer
    x = 150,853,946.54

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.