Finding the Fourth Proportional to 3,323,013,465.81, 4,585,704,624.12 and 1,817,626,648.68
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Solution
The fourth proportional to 3,323,013,465.81, 4,585,704,624.12 and 1,817,626,648.68 is: 2,508,295,260.77
Step by Step Solution
- Step 1: Write the proportion equation
3,323,013,465.81 : 4,585,704,624.12 = 1,817,626,648.68 : x - Step 2: Convert to fraction form
3,323,013,465.81/4,585,704,624.12 = 1,817,626,648.68/x - Step 3: Cross multiply
3,323,013,465.81x = 4,585,704,624.12 × 1,817,626,648.68 - Step 4: Simplify right side
3,323,013,465.81x = 8,335,098,927,775,614,976 - Step 5: Solve for x
x = 8,335,098,927,775,614,976/3,323,013,465.81 - Step 6: Final answer
x = 2,508,295,260.77
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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.