Finding the Fourth Proportional to 144,107,466.75, 216,183,595.01 and 48,391,749.63
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Solution
The fourth proportional to 144,107,466.75, 216,183,595.01 and 48,391,749.63 is: 72,595,144.72
Step by Step Solution
- Step 1: Write the proportion equation
144,107,466.75 : 216,183,595.01 = 48,391,749.63 : x - Step 2: Convert to fraction form
144,107,466.75/216,183,595.01 = 48,391,749.63/x - Step 3: Cross multiply
144,107,466.75x = 216,183,595.01 × 48,391,749.63 - Step 4: Simplify right side
144,107,466.75x = 10,461,502,403,595,278 - Step 5: Solve for x
x = 10,461,502,403,595,278/144,107,466.75 - Step 6: Final answer
x = 72,595,144.72
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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.