Finding the Fourth Proportional to 3,359,241,812.20, 5,038,862,718.30 and 1,883,867,117.80
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Solution
The fourth proportional to 3,359,241,812.20, 5,038,862,718.30 and 1,883,867,117.80 is: 2,825,800,676.70
Step by Step Solution
- Step 1: Write the proportion equation
3,359,241,812.20 : 5,038,862,718.30 = 1,883,867,117.80 : x - Step 2: Convert to fraction form
3,359,241,812.20/5,038,862,718.30 = 1,883,867,117.80/x - Step 3: Cross multiply
3,359,241,812.20x = 5,038,862,718.30 × 1,883,867,117.80 - Step 4: Simplify right side
3,359,241,812.20x = 9,492,547,786,113,693,696 - Step 5: Solve for x
x = 9,492,547,786,113,693,696/3,359,241,812.20 - Step 6: Final answer
x = 2,825,800,676.70
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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.