Finding the Fourth Proportional to 181,067,950.99, 249,879,807.84 and 101,696,999.46
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Solution
The fourth proportional to 181,067,950.99, 249,879,807.84 and 101,696,999.46 is: 140,345,249.09
Step by Step Solution
- Step 1: Write the proportion equation
181,067,950.99 : 249,879,807.84 = 101,696,999.46 : x - Step 2: Convert to fraction form
181,067,950.99/249,879,807.84 = 101,696,999.46/x - Step 3: Cross multiply
181,067,950.99x = 249,879,807.84 × 101,696,999.46 - Step 4: Simplify right side
181,067,950.99x = 25,412,026,683,105,592 - Step 5: Solve for x
x = 25,412,026,683,105,592/181,067,950.99 - Step 6: Final answer
x = 140,345,249.09
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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.