Home / 559,874,015.20-839,811,022.80-196,237,151.20

Finding the Fourth Proportional to 559,874,015.20, 839,811,022.80 and 196,237,151.20

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Solution

The fourth proportional to 559,874,015.20, 839,811,022.80 and 196,237,151.20 is: 294,355,726.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    559,874,015.20 : 839,811,022.80 = 196,237,151.20 : x
  2. Step 2: Convert to fraction form
    559,874,015.20/839,811,022.80 = 196,237,151.20/x
  3. Step 3: Cross multiply
    559,874,015.20x = 839,811,022.80 × 196,237,151.20
  4. Step 4: Simplify right side
    559,874,015.20x = 164,802,122,660,630,240
  5. Step 5: Solve for x
    x = 164,802,122,660,630,240/559,874,015.20
  6. Step 6: Final answer
    x = 294,355,726.80

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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.