Finding the Fourth Proportional to 163,371,611.80, 229,294,212.80 and 163,371,611.80
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Solution
The fourth proportional to 163,371,611.80, 229,294,212.80 and 163,371,611.80 is: 229,294,212.80
Step by Step Solution
- Step 1: Write the proportion equation
163,371,611.80 : 229,294,212.80 = 163,371,611.80 : x - Step 2: Convert to fraction form
163,371,611.80/229,294,212.80 = 163,371,611.80/x - Step 3: Cross multiply
163,371,611.80x = 229,294,212.80 × 163,371,611.80 - Step 4: Simplify right side
163,371,611.80x = 37,460,165,121,548,192 - Step 5: Solve for x
x = 37,460,165,121,548,192/163,371,611.80 - Step 6: Final answer
x = 229,294,212.80
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Why These Related Problems?
These problems maintain the same ratio (1.40) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.