Home / 228,798,039.06-343,067,810.10-209,275,664.67

Finding the Fourth Proportional to 228,798,039.06, 343,067,810.10 and 209,275,664.67

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Solution

The fourth proportional to 228,798,039.06, 343,067,810.10 and 209,275,664.67 is: 313,795,276.75

Step by Step Solution

  1. Step 1: Write the proportion equation
    228,798,039.06 : 343,067,810.10 = 209,275,664.67 : x
  2. Step 2: Convert to fraction form
    228,798,039.06/343,067,810.10 = 209,275,664.67/x
  3. Step 3: Cross multiply
    228,798,039.06x = 343,067,810.10 × 209,275,664.67
  4. Step 4: Simplify right side
    228,798,039.06x = 71,795,743,985,558,840
  5. Step 5: Solve for x
    x = 71,795,743,985,558,840/228,798,039.06
  6. Step 6: Final answer
    x = 313,795,276.75

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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.