Home / 450,590,685.66-674,675,093.34-285,936,977.84

Finding the Fourth Proportional to 450,590,685.66, 674,675,093.34 and 285,936,977.84

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Solution

The fourth proportional to 450,590,685.66, 674,675,093.34 and 285,936,977.84 is: 428,137,028.46

Step by Step Solution

  1. Step 1: Write the proportion equation
    450,590,685.66 : 674,675,093.34 = 285,936,977.84 : x
  2. Step 2: Convert to fraction form
    450,590,685.66/674,675,093.34 = 285,936,977.84/x
  3. Step 3: Cross multiply
    450,590,685.66x = 674,675,093.34 × 285,936,977.84
  4. Step 4: Simplify right side
    450,590,685.66x = 192,914,557,210,186,144
  5. Step 5: Solve for x
    x = 192,914,557,210,186,144/450,590,685.66
  6. Step 6: Final answer
    x = 428,137,028.46

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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.