Finding the Fourth Proportional to 1,476,265,206.92, 2,213,716,205.10 and 543,353,724.68
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Solution
The fourth proportional to 1,476,265,206.92, 2,213,716,205.10 and 543,353,724.68 is: 814,779,715.59
Step by Step Solution
- Step 1: Write the proportion equation
1,476,265,206.92 : 2,213,716,205.10 = 543,353,724.68 : x - Step 2: Convert to fraction form
1,476,265,206.92/2,213,716,205.10 = 543,353,724.68/x - Step 3: Cross multiply
1,476,265,206.92x = 2,213,716,205.10 × 543,353,724.68 - Step 4: Simplify right side
1,476,265,206.92x = 1,202,830,945,425,559,552 - Step 5: Solve for x
x = 1,202,830,945,425,559,552/1,476,265,206.92 - Step 6: Final answer
x = 814,779,715.59
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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.