Finding the Fourth Proportional to 200,126,796.06, 276,177,799.07 and 115,307,037.59
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Solution
The fourth proportional to 200,126,796.06, 276,177,799.07 and 115,307,037.59 is: 159,125,336.95
Step by Step Solution
- Step 1: Write the proportion equation
200,126,796.06 : 276,177,799.07 = 115,307,037.59 : x - Step 2: Convert to fraction form
200,126,796.06/276,177,799.07 = 115,307,037.59/x - Step 3: Cross multiply
200,126,796.06x = 276,177,799.07 × 115,307,037.59 - Step 4: Simplify right side
200,126,796.06x = 31,845,243,857,362,936 - Step 5: Solve for x
x = 31,845,243,857,362,936/200,126,796.06 - Step 6: Final answer
x = 159,125,336.95
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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.