Finding the Fourth Proportional to 101,172,383.97, 151,519,519.09 and 49,392,447.09
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Solution
The fourth proportional to 101,172,383.97, 151,519,519.09 and 49,392,447.09 is: 73,971,962.86
Step by Step Solution
- Step 1: Write the proportion equation
101,172,383.97 : 151,519,519.09 = 49,392,447.09 : x - Step 2: Convert to fraction form
101,172,383.97/151,519,519.09 = 49,392,447.09/x - Step 3: Cross multiply
101,172,383.97x = 151,519,519.09 × 49,392,447.09 - Step 4: Simplify right side
101,172,383.97x = 7,483,919,829,961,623 - Step 5: Solve for x
x = 7,483,919,829,961,623/101,172,383.97 - Step 6: Final answer
x = 73,971,962.86
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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.