Home / 238,022,533.35-356,870,805.12-121,211,777.25

Finding the Fourth Proportional to 238,022,533.35, 356,870,805.12 and 121,211,777.25

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Solution

The fourth proportional to 238,022,533.35, 356,870,805.12 and 121,211,777.25 is: 181,734,661.54

Step by Step Solution

  1. Step 1: Write the proportion equation
    238,022,533.35 : 356,870,805.12 = 121,211,777.25 : x
  2. Step 2: Convert to fraction form
    238,022,533.35/356,870,805.12 = 121,211,777.25/x
  3. Step 3: Cross multiply
    238,022,533.35x = 356,870,805.12 × 121,211,777.25
  4. Step 4: Simplify right side
    238,022,533.35x = 43,256,944,537,233,600
  5. Step 5: Solve for x
    x = 43,256,944,537,233,600/238,022,533.35
  6. Step 6: Final answer
    x = 181,734,661.54

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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.