Home / 415,809,888.25-573,725,909.19-246,179,896.78

Finding the Fourth Proportional to 415,809,888.25, 573,725,909.19 and 246,179,896.78

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Solution

The fourth proportional to 415,809,888.25, 573,725,909.19 and 246,179,896.78 is: 339,673,944.98

Step by Step Solution

  1. Step 1: Write the proportion equation
    415,809,888.25 : 573,725,909.19 = 246,179,896.78 : x
  2. Step 2: Convert to fraction form
    415,809,888.25/573,725,909.19 = 246,179,896.78/x
  3. Step 3: Cross multiply
    415,809,888.25x = 573,725,909.19 × 246,179,896.78
  4. Step 4: Simplify right side
    415,809,888.25x = 141,239,785,104,405,872
  5. Step 5: Solve for x
    x = 141,239,785,104,405,872/415,809,888.25
  6. Step 6: Final answer
    x = 339,673,944.98

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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.