Finding the Fourth Proportional to 3,834,208,099.80, 5,751,312,149.70 and 1,767,965,491.80
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Solution
The fourth proportional to 3,834,208,099.80, 5,751,312,149.70 and 1,767,965,491.80 is: 2,651,948,237.70
Step by Step Solution
- Step 1: Write the proportion equation
3,834,208,099.80 : 5,751,312,149.70 = 1,767,965,491.80 : x - Step 2: Convert to fraction form
3,834,208,099.80/5,751,312,149.70 = 1,767,965,491.80/x - Step 3: Cross multiply
3,834,208,099.80x = 5,751,312,149.70 × 1,767,965,491.80 - Step 4: Simplify right side
3,834,208,099.80x = 10,168,121,413,239,674,880 - Step 5: Solve for x
x = 10,168,121,413,239,674,880/3,834,208,099.80 - Step 6: Final answer
x = 2,651,948,237.70
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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.