Finding the Fourth Proportional to 117,078,229.09, 175,628,180.04 and 38,295,183.59
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Solution
The fourth proportional to 117,078,229.09, 175,628,180.04 and 38,295,183.59 is: 57,446,319.88
Step by Step Solution
- Step 1: Write the proportion equation
117,078,229.09 : 175,628,180.04 = 38,295,183.59 : x - Step 2: Convert to fraction form
117,078,229.09/175,628,180.04 = 38,295,183.59/x - Step 3: Cross multiply
117,078,229.09x = 175,628,180.04 × 38,295,183.59 - Step 4: Simplify right side
117,078,229.09x = 6,725,713,398,834,140 - Step 5: Solve for x
x = 6,725,713,398,834,140/117,078,229.09 - Step 6: Final answer
x = 57,446,319.88
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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.