Finding the Fourth Proportional to 8,328,150,946.08, 12,492,255,618.48 and 2,117,316,900.96
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Solution
The fourth proportional to 8,328,150,946.08, 12,492,255,618.48 and 2,117,316,900.96 is: 3,175,982,774.97
Step by Step Solution
- Step 1: Write the proportion equation
8,328,150,946.08 : 12,492,255,618.48 = 2,117,316,900.96 : x - Step 2: Convert to fraction form
8,328,150,946.08/12,492,255,618.48 = 2,117,316,900.96/x - Step 3: Cross multiply
8,328,150,946.08x = 12,492,255,618.48 × 2,117,316,900.96 - Step 4: Simplify right side
8,328,150,946.08x = 26,450,063,952,120,221,696 - Step 5: Solve for x
x = 26,450,063,952,120,221,696/8,328,150,946.08 - Step 6: Final answer
x = 3,175,982,774.97
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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.