Finding the Fourth Proportional to 3,127,416,499.02, 4,315,919,049.48 and 1,840,018,232.08
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Solution
The fourth proportional to 3,127,416,499.02, 4,315,919,049.48 and 1,840,018,232.08 is: 2,539,274,746.97
Step by Step Solution
- Step 1: Write the proportion equation
3,127,416,499.02 : 4,315,919,049.48 = 1,840,018,232.08 : x - Step 2: Convert to fraction form
3,127,416,499.02/4,315,919,049.48 = 1,840,018,232.08/x - Step 3: Cross multiply
3,127,416,499.02x = 4,315,919,049.48 × 1,840,018,232.08 - Step 4: Simplify right side
3,127,416,499.02x = 7,941,369,739,224,582,144 - Step 5: Solve for x
x = 7,941,369,739,224,582,144/3,127,416,499.02 - Step 6: Final answer
x = 2,539,274,746.97
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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.