Finding the Fourth Proportional to 98,132,082,163.23, 135,422,273,645.88 and 53,021,808,975.28
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Solution
The fourth proportional to 98,132,082,163.23, 135,422,273,645.88 and 53,021,808,975.28 is: 73,170,096,526.70
Step by Step Solution
- Step 1: Write the proportion equation
98,132,082,163.23 : 135,422,273,645.88 = 53,021,808,975.28 : x - Step 2: Convert to fraction form
98,132,082,163.23/135,422,273,645.88 = 53,021,808,975.28/x - Step 3: Cross multiply
98,132,082,163.23x = 135,422,273,645.88 × 53,021,808,975.28 - Step 4: Simplify right side
98,132,082,163.23x = 7,180,333,924,249,944,195,072 - Step 5: Solve for x
x = 7,180,333,924,249,944,195,072/98,132,082,163.23 - Step 6: Final answer
x = 73,170,096,526.70
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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.