Finding the Fourth Proportional to 221,444,169.80, 332,166,254.70 and 57,681,609.80
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Solution
The fourth proportional to 221,444,169.80, 332,166,254.70 and 57,681,609.80 is: 86,522,414.70
Step by Step Solution
- Step 1: Write the proportion equation
221,444,169.80 : 332,166,254.70 = 57,681,609.80 : x - Step 2: Convert to fraction form
221,444,169.80/332,166,254.70 = 57,681,609.80/x - Step 3: Cross multiply
221,444,169.80x = 332,166,254.70 × 57,681,609.80 - Step 4: Simplify right side
221,444,169.80x = 19,159,884,292,332,816 - Step 5: Solve for x
x = 19,159,884,292,332,816/221,444,169.80 - Step 6: Final answer
x = 86,522,414.70
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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.