Home / 205,283,466.91-283,288,838.78-111,195,840.07

Finding the Fourth Proportional to 205,283,466.91, 283,288,838.78 and 111,195,840.07

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Solution

The fourth proportional to 205,283,466.91, 283,288,838.78 and 111,195,840.07 is: 153,448,988.78

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,283,466.91 : 283,288,838.78 = 111,195,840.07 : x
  2. Step 2: Convert to fraction form
    205,283,466.91/283,288,838.78 = 111,195,840.07/x
  3. Step 3: Cross multiply
    205,283,466.91x = 283,288,838.78 × 111,195,840.07
  4. Step 4: Simplify right side
    205,283,466.91x = 31,500,540,412,181,816
  5. Step 5: Solve for x
    x = 31,500,540,412,181,816/205,283,466.91
  6. Step 6: Final answer
    x = 153,448,988.78

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.