Finding the Fourth Proportional to 3,013,292,644.13, 4,518,193,872.44 and 1,020,666,865.25
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Solution
The fourth proportional to 3,013,292,644.13, 4,518,193,872.44 and 1,020,666,865.25 is: 1,530,409,197.18
Step by Step Solution
- Step 1: Write the proportion equation
3,013,292,644.13 : 4,518,193,872.44 = 1,020,666,865.25 : x - Step 2: Convert to fraction form
3,013,292,644.13/4,518,193,872.44 = 1,020,666,865.25/x - Step 3: Cross multiply
3,013,292,644.13x = 4,518,193,872.44 × 1,020,666,865.25 - Step 4: Simplify right side
3,013,292,644.13x = 4,611,570,776,360,882,688 - Step 5: Solve for x
x = 4,611,570,776,360,882,688/3,013,292,644.13 - Step 6: Final answer
x = 1,530,409,197.18
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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.