Home / 219,028,736.80-328,521,753.60-57,470,672.80

Finding the Fourth Proportional to 219,028,736.80, 328,521,753.60 and 57,470,672.80

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Solution

The fourth proportional to 219,028,736.80, 328,521,753.60 and 57,470,672.80 is: 86,200,406.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,028,736.80 : 328,521,753.60 = 57,470,672.80 : x
  2. Step 2: Convert to fraction form
    219,028,736.80/328,521,753.60 = 57,470,672.80/x
  3. Step 3: Cross multiply
    219,028,736.80x = 328,521,753.60 × 57,470,672.80
  4. Step 4: Simplify right side
    219,028,736.80x = 18,880,366,208,827,824
  5. Step 5: Solve for x
    x = 18,880,366,208,827,824/219,028,736.80
  6. Step 6: Final answer
    x = 86,200,406.78

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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.