Finding the Fourth Proportional to 116,384,335.80, 174,576,503.70 and 71,034,703.80
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Solution
The fourth proportional to 116,384,335.80, 174,576,503.70 and 71,034,703.80 is: 106,552,055.70
Step by Step Solution
- Step 1: Write the proportion equation
116,384,335.80 : 174,576,503.70 = 71,034,703.80 : x - Step 2: Convert to fraction form
116,384,335.80/174,576,503.70 = 71,034,703.80/x - Step 3: Cross multiply
116,384,335.80x = 174,576,503.70 × 71,034,703.80 - Step 4: Simplify right side
116,384,335.80x = 12,400,990,230,769,102 - Step 5: Solve for x
x = 12,400,990,230,769,102/116,384,335.80 - Step 6: Final answer
x = 106,552,055.70
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.