Finding the Fourth Proportional to 9,109,509,244.62, 13,664,863,430.07 and 2,386,815,806.67
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Solution
The fourth proportional to 9,109,509,244.62, 13,664,863,430.07 and 2,386,815,806.67 is: 3,580,380,803.73
Step by Step Solution
- Step 1: Write the proportion equation
9,109,509,244.62 : 13,664,863,430.07 = 2,386,815,806.67 : x - Step 2: Convert to fraction form
9,109,509,244.62/13,664,863,430.07 = 2,386,815,806.67/x - Step 3: Cross multiply
9,109,509,244.62x = 13,664,863,430.07 × 2,386,815,806.67 - Step 4: Simplify right side
9,109,509,244.62x = 32,615,512,030,877,908,992 - Step 5: Solve for x
x = 32,615,512,030,877,908,992/9,109,509,244.62 - Step 6: Final answer
x = 3,580,380,803.73
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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.