Finding the Fourth Proportional to 410,029,644.84, 565,840,544.22 and 231,451,121.76
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Solution
The fourth proportional to 410,029,644.84, 565,840,544.22 and 231,451,121.76 is: 319,402,341.62
Step by Step Solution
- Step 1: Write the proportion equation
410,029,644.84 : 565,840,544.22 = 231,451,121.76 : x - Step 2: Convert to fraction form
410,029,644.84/565,840,544.22 = 231,451,121.76/x - Step 3: Cross multiply
410,029,644.84x = 565,840,544.22 × 231,451,121.76 - Step 4: Simplify right side
410,029,644.84x = 130,964,428,697,007,888 - Step 5: Solve for x
x = 130,964,428,697,007,888/410,029,644.84 - Step 6: Final answer
x = 319,402,341.62
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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.