Finding the Fourth Proportional to 180,026,644.17, 248,476,735.68 and 109,447,257.17
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Solution
The fourth proportional to 180,026,644.17, 248,476,735.68 and 109,447,257.17 is: 151,061,512.68
Step by Step Solution
- Step 1: Write the proportion equation
180,026,644.17 : 248,476,735.68 = 109,447,257.17 : x - Step 2: Convert to fraction form
180,026,644.17/248,476,735.68 = 109,447,257.17/x - Step 3: Cross multiply
180,026,644.17x = 248,476,735.68 × 109,447,257.17 - Step 4: Simplify right side
180,026,644.17x = 27,195,097,190,731,076 - Step 5: Solve for x
x = 27,195,097,190,731,076/180,026,644.17 - Step 6: Final answer
x = 151,061,512.68
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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.