Finding the Fourth Proportional to 180,437,071.05, 270,769,458.99 and 76,806,107.19
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Solution
The fourth proportional to 180,437,071.05, 270,769,458.99 and 76,806,107.19 is: 115,257,624.01
Step by Step Solution
- Step 1: Write the proportion equation
180,437,071.05 : 270,769,458.99 = 76,806,107.19 : x - Step 2: Convert to fraction form
180,437,071.05/270,769,458.99 = 76,806,107.19/x - Step 3: Cross multiply
180,437,071.05x = 270,769,458.99 × 76,806,107.19 - Step 4: Simplify right side
180,437,071.05x = 20,796,748,092,267,656 - Step 5: Solve for x
x = 20,796,748,092,267,656/180,437,071.05 - Step 6: Final answer
x = 115,257,624.01
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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.