Finding the Fourth Proportional to 179,886,203.68, 248,242,675.44 and 97,379,966.56
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Solution
The fourth proportional to 179,886,203.68, 248,242,675.44 and 97,379,966.56 is: 134,384,199.22
Step by Step Solution
- Step 1: Write the proportion equation
179,886,203.68 : 248,242,675.44 = 97,379,966.56 : x - Step 2: Convert to fraction form
179,886,203.68/248,242,675.44 = 97,379,966.56/x - Step 3: Cross multiply
179,886,203.68x = 248,242,675.44 × 97,379,966.56 - Step 4: Simplify right side
179,886,203.68x = 24,173,863,433,112,132 - Step 5: Solve for x
x = 24,173,863,433,112,132/179,886,203.68 - Step 6: Final answer
x = 134,384,199.22
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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.