Home / 219,353,469.36-327,069,125.58-213,326,928.24

Finding the Fourth Proportional to 219,353,469.36, 327,069,125.58 and 213,326,928.24

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Solution

The fourth proportional to 219,353,469.36, 327,069,125.58 and 213,326,928.24 is: 318,083,192.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,353,469.36 : 327,069,125.58 = 213,326,928.24 : x
  2. Step 2: Convert to fraction form
    219,353,469.36/327,069,125.58 = 213,326,928.24/x
  3. Step 3: Cross multiply
    219,353,469.36x = 327,069,125.58 × 213,326,928.24
  4. Step 4: Simplify right side
    219,353,469.36x = 69,772,651,882,124,208
  5. Step 5: Solve for x
    x = 69,772,651,882,124,208/219,353,469.36
  6. Step 6: Final answer
    x = 318,083,192.78

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Why These Related Problems?

These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.