Finding the Fourth Proportional to 222,032,976.16, 306,409,136.16 and 121,559,738.08
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Solution
The fourth proportional to 222,032,976.16, 306,409,136.16 and 121,559,738.08 is: 167,754,425.41
Step by Step Solution
- Step 1: Write the proportion equation
222,032,976.16 : 306,409,136.16 = 121,559,738.08 : x - Step 2: Convert to fraction form
222,032,976.16/306,409,136.16 = 121,559,738.08/x - Step 3: Cross multiply
222,032,976.16x = 306,409,136.16 × 121,559,738.08 - Step 4: Simplify right side
222,032,976.16x = 37,247,014,336,928,656 - Step 5: Solve for x
x = 37,247,014,336,928,656/222,032,976.16 - Step 6: Final answer
x = 167,754,425.41
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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.