Finding the Fourth Proportional to 197,909,998.24, 273,106,544.52 and 109,803,058.24
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Solution
The fourth proportional to 197,909,998.24, 273,106,544.52 and 109,803,058.24 is: 151,523,086.66
Step by Step Solution
- Step 1: Write the proportion equation
197,909,998.24 : 273,106,544.52 = 109,803,058.24 : x - Step 2: Convert to fraction form
197,909,998.24/273,106,544.52 = 109,803,058.24/x - Step 3: Cross multiply
197,909,998.24x = 273,106,544.52 × 109,803,058.24 - Step 4: Simplify right side
197,909,998.24x = 29,987,933,813,654,708 - Step 5: Solve for x
x = 29,987,933,813,654,708/197,909,998.24 - Step 6: Final answer
x = 151,523,086.66
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1.5x scale
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.