Finding the Fourth Proportional to 1,993,194,459.08, 2,750,687,020.20 and 1,146,420,423.02
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Solution
The fourth proportional to 1,993,194,459.08, 2,750,687,020.20 and 1,146,420,423.02 is: 1,582,105,430.27
Step by Step Solution
- Step 1: Write the proportion equation
1,993,194,459.08 : 2,750,687,020.20 = 1,146,420,423.02 : x - Step 2: Convert to fraction form
1,993,194,459.08/2,750,687,020.20 = 1,146,420,423.02/x - Step 3: Cross multiply
1,993,194,459.08x = 2,750,687,020.20 × 1,146,420,423.02 - Step 4: Simplify right side
1,993,194,459.08x = 3,153,443,777,293,306,880 - Step 5: Solve for x
x = 3,153,443,777,293,306,880/1,993,194,459.08 - Step 6: Final answer
x = 1,582,105,430.27
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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.