Finding the Fourth Proportional to 104,517,509.69, 144,242,231.69 and 62,703,141.05
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Solution
The fourth proportional to 104,517,509.69, 144,242,231.69 and 62,703,141.05 is: 86,535,175.07
Step by Step Solution
- Step 1: Write the proportion equation
104,517,509.69 : 144,242,231.69 = 62,703,141.05 : x - Step 2: Convert to fraction form
104,517,509.69/144,242,231.69 = 62,703,141.05/x - Step 3: Cross multiply
104,517,509.69x = 144,242,231.69 × 62,703,141.05 - Step 4: Simplify right side
104,517,509.69x = 9,044,440,998,711,334 - Step 5: Solve for x
x = 9,044,440,998,711,334/104,517,509.69 - Step 6: Final answer
x = 86,535,175.07
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.