Finding the Fourth Proportional to 118,293,946.67, 163,251,914.00 and 71,265,824.37
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Solution
The fourth proportional to 118,293,946.67, 163,251,914.00 and 71,265,824.37 is: 98,350,613.52
Step by Step Solution
- Step 1: Write the proportion equation
118,293,946.67 : 163,251,914.00 = 71,265,824.37 : x - Step 2: Convert to fraction form
118,293,946.67/163,251,914.00 = 71,265,824.37/x - Step 3: Cross multiply
118,293,946.67x = 163,251,914.00 × 71,265,824.37 - Step 4: Simplify right side
118,293,946.67x = 11,634,282,230,834,016 - Step 5: Solve for x
x = 11,634,282,230,834,016/118,293,946.67 - Step 6: Final answer
x = 98,350,613.52
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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.