Home / 411,401,218.37-567,705,730.55-225,774,191.48

Finding the Fourth Proportional to 411,401,218.37, 567,705,730.55 and 225,774,191.48

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Solution

The fourth proportional to 411,401,218.37, 567,705,730.55 and 225,774,191.48 is: 311,553,045.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    411,401,218.37 : 567,705,730.55 = 225,774,191.48 : x
  2. Step 2: Convert to fraction form
    411,401,218.37/567,705,730.55 = 225,774,191.48/x
  3. Step 3: Cross multiply
    411,401,218.37x = 567,705,730.55 × 225,774,191.48
  4. Step 4: Simplify right side
    411,401,218.37x = 128,173,302,309,521,568
  5. Step 5: Solve for x
    x = 128,173,302,309,521,568/411,401,218.37
  6. Step 6: Final answer
    x = 311,553,045.03

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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.