Finding the Fourth Proportional to 8,085,835,599.63, 12,128,737,134.61 and 7,593,787,074.06
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Solution
The fourth proportional to 8,085,835,599.63, 12,128,737,134.61 and 7,593,787,074.06 is: 11,390,665,336.02
Step by Step Solution
- Step 1: Write the proportion equation
8,085,835,599.63 : 12,128,737,134.61 = 7,593,787,074.06 : x - Step 2: Convert to fraction form
8,085,835,599.63/12,128,737,134.61 = 7,593,787,074.06/x - Step 3: Cross multiply
8,085,835,599.63x = 12,128,737,134.61 × 7,593,787,074.06 - Step 4: Simplify right side
8,085,835,599.63x = 92,103,047,277,531,217,920 - Step 5: Solve for x
x = 92,103,047,277,531,217,920/8,085,835,599.63 - Step 6: Final answer
x = 11,390,665,336.02
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1.5x scale
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.