Home / 219,028,998.30-328,522,145.85-57,470,934.30

Finding the Fourth Proportional to 219,028,998.30, 328,522,145.85 and 57,470,934.30

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Solution

The fourth proportional to 219,028,998.30, 328,522,145.85 and 57,470,934.30 is: 86,200,799.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,028,998.30 : 328,522,145.85 = 57,470,934.30 : x
  2. Step 2: Convert to fraction form
    219,028,998.30/328,522,145.85 = 57,470,934.30/x
  3. Step 3: Cross multiply
    219,028,998.30x = 328,522,145.85 × 57,470,934.30
  4. Step 4: Simplify right side
    219,028,998.30x = 18,880,474,660,240,368
  5. Step 5: Solve for x
    x = 18,880,474,660,240,368/219,028,998.30
  6. Step 6: Final answer
    x = 86,200,799.01

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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.