Finding the Fourth Proportional to 5,078,487,680.09, 7,617,683,046.84 and 3,087,079,682.17
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Solution
The fourth proportional to 5,078,487,680.09, 7,617,683,046.84 and 3,087,079,682.17 is: 4,630,590,057.61
Step by Step Solution
- Step 1: Write the proportion equation
5,078,487,680.09 : 7,617,683,046.84 = 3,087,079,682.17 : x - Step 2: Convert to fraction form
5,078,487,680.09/7,617,683,046.84 = 3,087,079,682.17/x - Step 3: Cross multiply
5,078,487,680.09x = 7,617,683,046.84 × 3,087,079,682.17 - Step 4: Simplify right side
5,078,487,680.09x = 23,516,394,559,110,627,328 - Step 5: Solve for x
x = 23,516,394,559,110,627,328/5,078,487,680.09 - Step 6: Final answer
x = 4,630,590,057.61
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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.