Finding the Fourth Proportional to 2,327,842,522.19, 3,493,305,965.27 and 1,279,312,957.79
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Solution
The fourth proportional to 2,327,842,522.19, 3,493,305,965.27 and 1,279,312,957.79 is: 1,919,816,973.99
Step by Step Solution
- Step 1: Write the proportion equation
2,327,842,522.19 : 3,493,305,965.27 = 1,279,312,957.79 : x - Step 2: Convert to fraction form
2,327,842,522.19/3,493,305,965.27 = 1,279,312,957.79/x - Step 3: Cross multiply
2,327,842,522.19x = 3,493,305,965.27 × 1,279,312,957.79 - Step 4: Simplify right side
2,327,842,522.19x = 4,469,031,586,871,151,616 - Step 5: Solve for x
x = 4,469,031,586,871,151,616/2,327,842,522.19 - Step 6: Final answer
x = 1,919,816,973.99
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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.