Finding the Fourth Proportional to 266,658,048.75, 367,985,396.12 and 147,580,873.31
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Solution
The fourth proportional to 266,658,048.75, 367,985,396.12 and 147,580,873.31 is: 203,660,104.69
Step by Step Solution
- Step 1: Write the proportion equation
266,658,048.75 : 367,985,396.12 = 147,580,873.31 : x - Step 2: Convert to fraction form
266,658,048.75/367,985,396.12 = 147,580,873.31/x - Step 3: Cross multiply
266,658,048.75x = 367,985,396.12 × 147,580,873.31 - Step 4: Simplify right side
266,658,048.75x = 54,307,606,124,897,944 - Step 5: Solve for x
x = 54,307,606,124,897,944/266,658,048.75 - Step 6: Final answer
x = 203,660,104.69
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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.