Finding the Fourth Proportional to 217,230,082.04, 299,775,405.66 and 118,110,828.08
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Solution
The fourth proportional to 217,230,082.04, 299,775,405.66 and 118,110,828.08 is: 162,991,796.85
Step by Step Solution
- Step 1: Write the proportion equation
217,230,082.04 : 299,775,405.66 = 118,110,828.08 : x - Step 2: Convert to fraction form
217,230,082.04/299,775,405.66 = 118,110,828.08/x - Step 3: Cross multiply
217,230,082.04x = 299,775,405.66 × 118,110,828.08 - Step 4: Simplify right side
217,230,082.04x = 35,406,721,400,520,520 - Step 5: Solve for x
x = 35,406,721,400,520,520/217,230,082.04 - Step 6: Final answer
x = 162,991,796.85
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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.