Home / 270,981,971,436.78-406,519,265,262.55-111,718,009,027.25

Finding the Fourth Proportional to 270,981,971,436.78, 406,519,265,262.55 and 111,718,009,027.25

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Solution

The fourth proportional to 270,981,971,436.78, 406,519,265,262.55 and 111,718,009,027.25 is: 167,596,105,030.73

Step by Step Solution

  1. Step 1: Write the proportion equation
    270,981,971,436.78 : 406,519,265,262.55 = 111,718,009,027.25 : x
  2. Step 2: Convert to fraction form
    270,981,971,436.78/406,519,265,262.55 = 111,718,009,027.25/x
  3. Step 3: Cross multiply
    270,981,971,436.78x = 406,519,265,262.55 × 111,718,009,027.25
  4. Step 4: Simplify right side
    270,981,971,436.78x = 45,415,522,946,352,599,269,376
  5. Step 5: Solve for x
    x = 45,415,522,946,352,599,269,376/270,981,971,436.78
  6. Step 6: Final answer
    x = 167,596,105,030.73

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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.