Finding the Fourth Proportional to 303,922,849,573.18, 455,868,218,395.91 and 99,689,133,860.88
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Solution
The fourth proportional to 303,922,849,573.18, 455,868,218,395.91 and 99,689,133,860.88 is: 149,528,434,306.31
Step by Step Solution
- Step 1: Write the proportion equation
303,922,849,573.18 : 455,868,218,395.91 = 99,689,133,860.88 : x - Step 2: Convert to fraction form
303,922,849,573.18/455,868,218,395.91 = 99,689,133,860.88/x - Step 3: Cross multiply
303,922,849,573.18x = 455,868,218,395.91 × 99,689,133,860.88 - Step 4: Simplify right side
303,922,849,573.18x = 45,445,107,846,590,752,620,544 - Step 5: Solve for x
x = 45,445,107,846,590,752,620,544/303,922,849,573.18 - Step 6: Final answer
x = 149,528,434,306.31
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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.