Home / 828,047,556.94-1,241,939,707.17-275,304,010.54

Finding the Fourth Proportional to 828,047,556.94, 1,241,939,707.17 and 275,304,010.54

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Solution

The fourth proportional to 828,047,556.94, 1,241,939,707.17 and 275,304,010.54 is: 412,912,252.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    828,047,556.94 : 1,241,939,707.17 = 275,304,010.54 : x
  2. Step 2: Convert to fraction form
    828,047,556.94/1,241,939,707.17 = 275,304,010.54/x
  3. Step 3: Cross multiply
    828,047,556.94x = 1,241,939,707.17 × 275,304,010.54
  4. Step 4: Simplify right side
    828,047,556.94x = 341,910,982,232,774,272
  5. Step 5: Solve for x
    x = 341,910,982,232,774,272/828,047,556.94
  6. Step 6: Final answer
    x = 412,912,252.89

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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.