Finding the Fourth Proportional to 183,319,376.80, 252,975,695.28 and 100,813,161.76
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Solution
The fourth proportional to 183,319,376.80, 252,975,695.28 and 100,813,161.76 is: 139,119,388.99
Step by Step Solution
- Step 1: Write the proportion equation
183,319,376.80 : 252,975,695.28 = 100,813,161.76 : x - Step 2: Convert to fraction form
183,319,376.80/252,975,695.28 = 100,813,161.76/x - Step 3: Cross multiply
183,319,376.80x = 252,975,695.28 × 100,813,161.76 - Step 4: Simplify right side
183,319,376.80x = 25,503,279,689,611,108 - Step 5: Solve for x
x = 25,503,279,689,611,108/183,319,376.80 - Step 6: Final answer
x = 139,119,388.99
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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.