Home / 572,110,003.53-857,728,511.41-261,000,047.21

Finding the Fourth Proportional to 572,110,003.53, 857,728,511.41 and 261,000,047.21

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Solution

The fourth proportional to 572,110,003.53, 857,728,511.41 and 261,000,047.21 is: 391,300,939.66

Step by Step Solution

  1. Step 1: Write the proportion equation
    572,110,003.53 : 857,728,511.41 = 261,000,047.21 : x
  2. Step 2: Convert to fraction form
    572,110,003.53/857,728,511.41 = 261,000,047.21/x
  3. Step 3: Cross multiply
    572,110,003.53x = 857,728,511.41 × 261,000,047.21
  4. Step 4: Simplify right side
    572,110,003.53x = 223,867,181,968,378,944
  5. Step 5: Solve for x
    x = 223,867,181,968,378,944/572,110,003.53
  6. Step 6: Final answer
    x = 391,300,939.66

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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.