Home / 481,767,660.72-722,511,297.89-186,596,946.43

Finding the Fourth Proportional to 481,767,660.72, 722,511,297.89 and 186,596,946.43

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Solution

The fourth proportional to 481,767,660.72, 722,511,297.89 and 186,596,946.43 is: 279,841,120.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    481,767,660.72 : 722,511,297.89 = 186,596,946.43 : x
  2. Step 2: Convert to fraction form
    481,767,660.72/722,511,297.89 = 186,596,946.43/x
  3. Step 3: Cross multiply
    481,767,660.72x = 722,511,297.89 × 186,596,946.43
  4. Step 4: Simplify right side
    481,767,660.72x = 134,818,401,947,967,040
  5. Step 5: Solve for x
    x = 134,818,401,947,967,040/481,767,660.72
  6. Step 6: Final answer
    x = 279,841,120.40

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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.