Finding the Fourth Proportional to 199,548,178.68, 273,376,437.96 and 192,087,509.76
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Solution
The fourth proportional to 199,548,178.68, 273,376,437.96 and 192,087,509.76 is: 263,155,492.28
Step by Step Solution
- Step 1: Write the proportion equation
199,548,178.68 : 273,376,437.96 = 192,087,509.76 : x - Step 2: Convert to fraction form
199,548,178.68/273,376,437.96 = 192,087,509.76/x - Step 3: Cross multiply
199,548,178.68x = 273,376,437.96 × 192,087,509.76 - Step 4: Simplify right side
199,548,178.68x = 52,512,199,194,795,528 - Step 5: Solve for x
x = 52,512,199,194,795,528/199,548,178.68 - Step 6: Final answer
x = 263,155,492.28
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These problems maintain the same ratio (1.37) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.