Finding the Fourth Proportional to 1,908,816,418.64, 2,863,332,172.07 and 580,887,644.65
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Solution
The fourth proportional to 1,908,816,418.64, 2,863,332,172.07 and 580,887,644.65 is: 871,364,194.60
Step by Step Solution
- Step 1: Write the proportion equation
1,908,816,418.64 : 2,863,332,172.07 = 580,887,644.65 : x - Step 2: Convert to fraction form
1,908,816,418.64/2,863,332,172.07 = 580,887,644.65/x - Step 3: Cross multiply
1,908,816,418.64x = 2,863,332,172.07 × 580,887,644.65 - Step 4: Simplify right side
1,908,816,418.64x = 1,663,274,281,267,089,664 - Step 5: Solve for x
x = 1,663,274,281,267,089,664/1,908,816,418.64 - Step 6: Final answer
x = 871,364,194.60
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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.