Finding the Fourth Proportional to 151,350,348.26, 208,863,473.73 and 81,735,722.99
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Solution
The fourth proportional to 151,350,348.26, 208,863,473.73 and 81,735,722.99 is: 112,795,294.02
Step by Step Solution
- Step 1: Write the proportion equation
151,350,348.26 : 208,863,473.73 = 81,735,722.99 : x - Step 2: Convert to fraction form
151,350,348.26/208,863,473.73 = 81,735,722.99/x - Step 3: Cross multiply
151,350,348.26x = 208,863,473.73 × 81,735,722.99 - Step 4: Simplify right side
151,350,348.26x = 17,071,607,032,046,582 - Step 5: Solve for x
x = 17,071,607,032,046,582/151,350,348.26 - Step 6: Final answer
x = 112,795,294.02
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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.