Finding the Fourth Proportional to 1,545,232,960.19, 2,318,882,664.06 and 660,125,167.19
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Solution
The fourth proportional to 1,545,232,960.19, 2,318,882,664.06 and 660,125,167.19 is: 990,629,145.07
Step by Step Solution
- Step 1: Write the proportion equation
1,545,232,960.19 : 2,318,882,664.06 = 660,125,167.19 : x - Step 2: Convert to fraction form
1,545,232,960.19/2,318,882,664.06 = 660,125,167.19/x - Step 3: Cross multiply
1,545,232,960.19x = 2,318,882,664.06 × 660,125,167.19 - Step 4: Simplify right side
1,545,232,960.19x = 1,530,752,806,295,005,440 - Step 5: Solve for x
x = 1,530,752,806,295,005,440/1,545,232,960.19 - Step 6: Final answer
x = 990,629,145.07
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.