Finding the Fourth Proportional to 4,273,075,292.80, 6,409,612,939.20 and 3,885,335,939.20
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Solution
The fourth proportional to 4,273,075,292.80, 6,409,612,939.20 and 3,885,335,939.20 is: 5,828,003,908.80
Step by Step Solution
- Step 1: Write the proportion equation
4,273,075,292.80 : 6,409,612,939.20 = 3,885,335,939.20 : x - Step 2: Convert to fraction form
4,273,075,292.80/6,409,612,939.20 = 3,885,335,939.20/x - Step 3: Cross multiply
4,273,075,292.80x = 6,409,612,939.20 × 3,885,335,939.20 - Step 4: Simplify right side
4,273,075,292.80x = 24,903,499,509,035,102,208 - Step 5: Solve for x
x = 24,903,499,509,035,102,208/4,273,075,292.80 - Step 6: Final answer
x = 5,828,003,908.80
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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.