Finding the Fourth Proportional to 898,459,192.70, 1,347,716,244.23 and 308,241,153.09
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Solution
The fourth proportional to 898,459,192.70, 1,347,716,244.23 and 308,241,153.09 is: 462,371,148.89
Step by Step Solution
- Step 1: Write the proportion equation
898,459,192.70 : 1,347,716,244.23 = 308,241,153.09 : x - Step 2: Convert to fraction form
898,459,192.70/1,347,716,244.23 = 308,241,153.09/x - Step 3: Cross multiply
898,459,192.70x = 1,347,716,244.23 × 308,241,153.09 - Step 4: Simplify right side
898,459,192.70x = 415,421,609,158,038,016 - Step 5: Solve for x
x = 415,421,609,158,038,016/898,459,192.70 - Step 6: Final answer
x = 462,371,148.89
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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.