Finding the Fourth Proportional to 6,810,971,183.70, 10,216,456,775.55 and 3,137,650,991.70
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Solution
The fourth proportional to 6,810,971,183.70, 10,216,456,775.55 and 3,137,650,991.70 is: 4,706,476,487.55
Step by Step Solution
- Step 1: Write the proportion equation
6,810,971,183.70 : 10,216,456,775.55 = 3,137,650,991.70 : x - Step 2: Convert to fraction form
6,810,971,183.70/10,216,456,775.55 = 3,137,650,991.70/x - Step 3: Cross multiply
6,810,971,183.70x = 10,216,456,775.55 × 3,137,650,991.70 - Step 4: Simplify right side
6,810,971,183.70x = 32,055,675,733,464,637,440 - Step 5: Solve for x
x = 32,055,675,733,464,637,440/6,810,971,183.70 - Step 6: Final answer
x = 4,706,476,487.55
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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.