Home / 551,714,271.81-827,102,685.97-256,780,662.33

Finding the Fourth Proportional to 551,714,271.81, 827,102,685.97 and 256,780,662.33

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Solution

The fourth proportional to 551,714,271.81, 827,102,685.97 and 256,780,662.33 is: 384,952,839.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    551,714,271.81 : 827,102,685.97 = 256,780,662.33 : x
  2. Step 2: Convert to fraction form
    551,714,271.81/827,102,685.97 = 256,780,662.33/x
  3. Step 3: Cross multiply
    551,714,271.81x = 827,102,685.97 × 256,780,662.33
  4. Step 4: Simplify right side
    551,714,271.81x = 212,383,975,521,732,032
  5. Step 5: Solve for x
    x = 212,383,975,521,732,032/551,714,271.81
  6. Step 6: Final answer
    x = 384,952,839.49

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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.