Finding the Fourth Proportional to 9,109,509,246.63, 13,664,863,433.07 and 2,386,815,808.68
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Solution
The fourth proportional to 9,109,509,246.63, 13,664,863,433.07 and 2,386,815,808.68 is: 3,580,380,806.75
Step by Step Solution
- Step 1: Write the proportion equation
9,109,509,246.63 : 13,664,863,433.07 = 2,386,815,808.68 : x - Step 2: Convert to fraction form
9,109,509,246.63/13,664,863,433.07 = 2,386,815,808.68/x - Step 3: Cross multiply
9,109,509,246.63x = 13,664,863,433.07 × 2,386,815,808.68 - Step 4: Simplify right side
9,109,509,246.63x = 32,615,512,065,504,731,136 - Step 5: Solve for x
x = 32,615,512,065,504,731,136/9,109,509,246.63 - Step 6: Final answer
x = 3,580,380,806.75
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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.