Finding the Fourth Proportional to 225,203,307.09, 337,837,049.87 and 69,769,332.74
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Solution
The fourth proportional to 225,203,307.09, 337,837,049.87 and 69,769,332.74 is: 104,663,940.54
Step by Step Solution
- Step 1: Write the proportion equation
225,203,307.09 : 337,837,049.87 = 69,769,332.74 : x - Step 2: Convert to fraction form
225,203,307.09/337,837,049.87 = 69,769,332.74/x - Step 3: Cross multiply
225,203,307.09x = 337,837,049.87 × 69,769,332.74 - Step 4: Simplify right side
225,203,307.09x = 23,570,665,542,241,972 - Step 5: Solve for x
x = 23,570,665,542,241,972/225,203,307.09 - Step 6: Final answer
x = 104,663,940.54
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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.