Finding the Fourth Proportional to 151,900,546.19, 209,623,395.84 and 82,285,926.98
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Solution
The fourth proportional to 151,900,546.19, 209,623,395.84 and 82,285,926.98 is: 113,554,927.06
Step by Step Solution
- Step 1: Write the proportion equation
151,900,546.19 : 209,623,395.84 = 82,285,926.98 : x - Step 2: Convert to fraction form
151,900,546.19/209,623,395.84 = 82,285,926.98/x - Step 3: Cross multiply
151,900,546.19x = 209,623,395.84 × 82,285,926.98 - Step 4: Simplify right side
151,900,546.19x = 17,249,055,443,389,876 - Step 5: Solve for x
x = 17,249,055,443,389,876/151,900,546.19 - Step 6: Final answer
x = 113,554,927.06
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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.