Finding the Fourth Proportional to 4,598,805,145.60, 6,898,207,718.40 and 1,327,361,075.20
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Solution
The fourth proportional to 4,598,805,145.60, 6,898,207,718.40 and 1,327,361,075.20 is: 1,991,041,612.80
Step by Step Solution
- Step 1: Write the proportion equation
4,598,805,145.60 : 6,898,207,718.40 = 1,327,361,075.20 : x - Step 2: Convert to fraction form
4,598,805,145.60/6,898,207,718.40 = 1,327,361,075.20/x - Step 3: Cross multiply
4,598,805,145.60x = 6,898,207,718.40 × 1,327,361,075.20 - Step 4: Simplify right side
4,598,805,145.60x = 9,156,412,414,048,362,496 - Step 5: Solve for x
x = 9,156,412,414,048,362,496/4,598,805,145.60 - Step 6: Final answer
x = 1,991,041,612.80
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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.