Finding the Fourth Proportional to 995,069,114.88, 1,373,025,312 and 577,285,630.08
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Solution
The fourth proportional to 995,069,114.88, 1,373,025,312 and 577,285,630.08 is: 796,555,506.05
Step by Step Solution
- Step 1: Write the proportion equation
995,069,114.88 : 1,373,025,312 = 577,285,630.08 : x - Step 2: Convert to fraction form
995,069,114.88/1,373,025,312 = 577,285,630.08/x - Step 3: Cross multiply
995,069,114.88x = 1,373,025,312 × 577,285,630.08 - Step 4: Simplify right side
995,069,114.88x = 792,627,782,353,708,672 - Step 5: Solve for x
x = 792,627,782,353,708,672/995,069,114.88 - Step 6: Final answer
x = 796,555,506.05
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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.