Finding the Fourth Proportional to 2,136,154,610.20, 3,204,593,688.66 and 736,758,920.20
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Solution
The fourth proportional to 2,136,154,610.20, 3,204,593,688.66 and 736,758,920.20 is: 1,105,263,155.80
Step by Step Solution
- Step 1: Write the proportion equation
2,136,154,610.20 : 3,204,593,688.66 = 736,758,920.20 : x - Step 2: Convert to fraction form
2,136,154,610.20/3,204,593,688.66 = 736,758,920.20/x - Step 3: Cross multiply
2,136,154,610.20x = 3,204,593,688.66 × 736,758,920.20 - Step 4: Simplify right side
2,136,154,610.20x = 2,361,012,985,736,876,544 - Step 5: Solve for x
x = 2,361,012,985,736,876,544/2,136,154,610.20 - Step 6: Final answer
x = 1,105,263,155.80
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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.