Home / 219,028,972.80-328,522,107.60-57,470,908.80

Finding the Fourth Proportional to 219,028,972.80, 328,522,107.60 and 57,470,908.80

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Solution

The fourth proportional to 219,028,972.80, 328,522,107.60 and 57,470,908.80 is: 86,200,760.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,028,972.80 : 328,522,107.60 = 57,470,908.80 : x
  2. Step 2: Convert to fraction form
    219,028,972.80/328,522,107.60 = 57,470,908.80/x
  3. Step 3: Cross multiply
    219,028,972.80x = 328,522,107.60 × 57,470,908.80
  4. Step 4: Simplify right side
    219,028,972.80x = 18,880,464,084,663,388
  5. Step 5: Solve for x
    x = 18,880,464,084,663,388/219,028,972.80
  6. Step 6: Final answer
    x = 86,200,760.76

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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.