Finding the Fourth Proportional to 180,393,409.05, 248,943,587.23 and 97,887,193.80
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Solution
The fourth proportional to 180,393,409.05, 248,943,587.23 and 97,887,193.80 is: 135,084,697.92
Step by Step Solution
- Step 1: Write the proportion equation
180,393,409.05 : 248,943,587.23 = 97,887,193.80 : x - Step 2: Convert to fraction form
180,393,409.05/248,943,587.23 = 97,887,193.80/x - Step 3: Cross multiply
180,393,409.05x = 248,943,587.23 × 97,887,193.80 - Step 4: Simplify right side
180,393,409.05x = 24,368,389,168,450,212 - Step 5: Solve for x
x = 24,368,389,168,450,212/180,393,409.05 - Step 6: Final answer
x = 135,084,697.92
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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.