Finding the Fourth Proportional to 9,599,686,149.62, 13,247,469,306.43 and 5,312,907,792.63
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Solution
The fourth proportional to 9,599,686,149.62, 13,247,469,306.43 and 5,312,907,792.63 is: 7,331,758,748.54
Step by Step Solution
- Step 1: Write the proportion equation
9,599,686,149.62 : 13,247,469,306.43 = 5,312,907,792.63 : x - Step 2: Convert to fraction form
9,599,686,149.62/13,247,469,306.43 = 5,312,907,792.63/x - Step 3: Cross multiply
9,599,686,149.62x = 13,247,469,306.43 × 5,312,907,792.63 - Step 4: Simplify right side
9,599,686,149.62x = 70,382,582,910,774,632,448 - Step 5: Solve for x
x = 70,382,582,910,774,632,448/9,599,686,149.62 - Step 6: Final answer
x = 7,331,758,748.54
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.