Finding the Fourth Proportional to 504,916,277.20, 757,374,415.80 and 232,818,485.20
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Solution
The fourth proportional to 504,916,277.20, 757,374,415.80 and 232,818,485.20 is: 349,227,727.80
Step by Step Solution
- Step 1: Write the proportion equation
504,916,277.20 : 757,374,415.80 = 232,818,485.20 : x - Step 2: Convert to fraction form
504,916,277.20/757,374,415.80 = 232,818,485.20/x - Step 3: Cross multiply
504,916,277.20x = 757,374,415.80 × 232,818,485.20 - Step 4: Simplify right side
504,916,277.20x = 176,330,764,215,790,912 - Step 5: Solve for x
x = 176,330,764,215,790,912/504,916,277.20 - Step 6: Final answer
x = 349,227,727.80
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1.5x scale
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.