Home / 222,538,277.97-307,158,631.32-151,131,980.47

Finding the Fourth Proportional to 222,538,277.97, 307,158,631.32 and 151,131,980.47

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Solution

The fourth proportional to 222,538,277.97, 307,158,631.32 and 151,131,980.47 is: 208,600,033.63

Step by Step Solution

  1. Step 1: Write the proportion equation
    222,538,277.97 : 307,158,631.32 = 151,131,980.47 : x
  2. Step 2: Convert to fraction form
    222,538,277.97/307,158,631.32 = 151,131,980.47/x
  3. Step 3: Cross multiply
    222,538,277.97x = 307,158,631.32 × 151,131,980.47
  4. Step 4: Simplify right side
    222,538,277.97x = 46,421,492,269,370,048
  5. Step 5: Solve for x
    x = 46,421,492,269,370,048/222,538,277.97
  6. Step 6: Final answer
    x = 208,600,033.63

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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.