Finding the Fourth Proportional to 8,528,157,827.49, 12,793,400,858.56 and 3,552,716,129.75
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Solution
The fourth proportional to 8,528,157,827.49, 12,793,400,858.56 and 3,552,716,129.75 is: 5,329,559,150.28
Step by Step Solution
- Step 1: Write the proportion equation
8,528,157,827.49 : 12,793,400,858.56 = 3,552,716,129.75 : x - Step 2: Convert to fraction form
8,528,157,827.49/12,793,400,858.56 = 3,552,716,129.75/x - Step 3: Cross multiply
8,528,157,827.49x = 12,793,400,858.56 × 3,552,716,129.75 - Step 4: Simplify right side
8,528,157,827.49x = 45,451,321,584,563,609,600 - Step 5: Solve for x
x = 45,451,321,584,563,609,600/8,528,157,827.49 - Step 6: Final answer
x = 5,329,559,150.28
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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.