Finding the Fourth Proportional to 169,371,283.68, 233,646,193.44 and 110,668,266.72
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Solution
The fourth proportional to 169,371,283.68, 233,646,193.44 and 110,668,266.72 is: 152,665,898.80
Step by Step Solution
- Step 1: Write the proportion equation
169,371,283.68 : 233,646,193.44 = 110,668,266.72 : x - Step 2: Convert to fraction form
169,371,283.68/233,646,193.44 = 110,668,266.72/x - Step 3: Cross multiply
169,371,283.68x = 233,646,193.44 × 110,668,266.72 - Step 4: Simplify right side
169,371,283.68x = 25,857,219,253,730,632 - Step 5: Solve for x
x = 25,857,219,253,730,632/169,371,283.68 - Step 6: Final answer
x = 152,665,898.80
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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.