Finding the Fourth Proportional to 203,718,831,446.56, 281,123,802,402.28 and 111,017,717,434.08
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Solution
The fourth proportional to 203,718,831,446.56, 281,123,802,402.28 and 111,017,717,434.08 is: 153,199,989,600.75
Step by Step Solution
- Step 1: Write the proportion equation
203,718,831,446.56 : 281,123,802,402.28 = 111,017,717,434.08 : x - Step 2: Convert to fraction form
203,718,831,446.56/281,123,802,402.28 = 111,017,717,434.08/x - Step 3: Cross multiply
203,718,831,446.56x = 281,123,802,402.28 × 111,017,717,434.08 - Step 4: Simplify right side
203,718,831,446.56x = 31,209,722,859,090,463,424,512 - Step 5: Solve for x
x = 31,209,722,859,090,463,424,512/203,718,831,446.56 - Step 6: Final answer
x = 153,199,989,600.75
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1.5x scale
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.