Home / 217,248,895.40-325,873,343.10-189,188,810.60

Finding the Fourth Proportional to 217,248,895.40, 325,873,343.10 and 189,188,810.60

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Solution

The fourth proportional to 217,248,895.40, 325,873,343.10 and 189,188,810.60 is: 283,783,215.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    217,248,895.40 : 325,873,343.10 = 189,188,810.60 : x
  2. Step 2: Convert to fraction form
    217,248,895.40/325,873,343.10 = 189,188,810.60/x
  3. Step 3: Cross multiply
    217,248,895.40x = 325,873,343.10 × 189,188,810.60
  4. Step 4: Simplify right side
    217,248,895.40x = 61,651,590,187,334,720
  5. Step 5: Solve for x
    x = 61,651,590,187,334,720/217,248,895.40
  6. Step 6: Final answer
    x = 283,783,215.90

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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.