Finding the Fourth Proportional to 171,276,202.98, 236,355,148.80 and 92,958,180.12
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Solution
The fourth proportional to 171,276,202.98, 236,355,148.80 and 92,958,180.12 is: 128,279,026.00
Step by Step Solution
- Step 1: Write the proportion equation
171,276,202.98 : 236,355,148.80 = 92,958,180.12 : x - Step 2: Convert to fraction form
171,276,202.98/236,355,148.80 = 92,958,180.12/x - Step 3: Cross multiply
171,276,202.98x = 236,355,148.80 × 92,958,180.12 - Step 4: Simplify right side
171,276,202.98x = 21,971,144,494,439,804 - Step 5: Solve for x
x = 21,971,144,494,439,804/171,276,202.98 - Step 6: Final answer
x = 128,279,026.00
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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.