Finding the Fourth Proportional to 164,513,450.95, 245,299,382.72 and 159,993,545.26
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Solution
The fourth proportional to 164,513,450.95, 245,299,382.72 and 159,993,545.26 is: 238,559,933.34
Step by Step Solution
- Step 1: Write the proportion equation
164,513,450.95 : 245,299,382.72 = 159,993,545.26 : x - Step 2: Convert to fraction form
164,513,450.95/245,299,382.72 = 159,993,545.26/x - Step 3: Cross multiply
164,513,450.95x = 245,299,382.72 × 159,993,545.26 - Step 4: Simplify right side
164,513,450.95x = 39,246,317,891,462,376 - Step 5: Solve for x
x = 39,246,317,891,462,376/164,513,450.95 - Step 6: Final answer
x = 238,559,933.34
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Why These Related Problems?
These problems maintain the same ratio (1.49) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.