Home / 205,689,333.88-283,850,873.94-111,603,450.16

Finding the Fourth Proportional to 205,689,333.88, 283,850,873.94 and 111,603,450.16

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Solution

The fourth proportional to 205,689,333.88, 283,850,873.94 and 111,603,450.16 is: 154,012,540.49

Step by Step Solution

  1. Step 1: Write the proportion equation
    205,689,333.88 : 283,850,873.94 = 111,603,450.16 : x
  2. Step 2: Convert to fraction form
    205,689,333.88/283,850,873.94 = 111,603,450.16/x
  3. Step 3: Cross multiply
    205,689,333.88x = 283,850,873.94 × 111,603,450.16
  4. Step 4: Simplify right side
    205,689,333.88x = 31,678,736,862,635,232
  5. Step 5: Solve for x
    x = 31,678,736,862,635,232/205,689,333.88
  6. Step 6: Final answer
    x = 154,012,540.49

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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.