Finding the Fourth Proportional to 236,860,473.80, 355,290,710.70 and 179,464,845.80
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Solution
The fourth proportional to 236,860,473.80, 355,290,710.70 and 179,464,845.80 is: 269,197,268.70
Step by Step Solution
- Step 1: Write the proportion equation
236,860,473.80 : 355,290,710.70 = 179,464,845.80 : x - Step 2: Convert to fraction form
236,860,473.80/355,290,710.70 = 179,464,845.80/x - Step 3: Cross multiply
236,860,473.80x = 355,290,710.70 × 179,464,845.80 - Step 4: Simplify right side
236,860,473.80x = 63,762,192,609,947,912 - Step 5: Solve for x
x = 63,762,192,609,947,912/236,860,473.80 - Step 6: Final answer
x = 269,197,268.70
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1.5x scale
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.