Finding the Fourth Proportional to 163,314,881.70, 244,972,322.55 and 134,971,361.70
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Solution
The fourth proportional to 163,314,881.70, 244,972,322.55 and 134,971,361.70 is: 202,457,042.55
Step by Step Solution
- Step 1: Write the proportion equation
163,314,881.70 : 244,972,322.55 = 134,971,361.70 : x - Step 2: Convert to fraction form
163,314,881.70/244,972,322.55 = 134,971,361.70/x - Step 3: Cross multiply
163,314,881.70x = 244,972,322.55 × 134,971,361.70 - Step 4: Simplify right side
163,314,881.70x = 33,064,247,953,385,116 - Step 5: Solve for x
x = 33,064,247,953,385,116/163,314,881.70 - Step 6: Final answer
x = 202,457,042.55
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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.