Finding the Fourth Proportional to 4,554,461,269.20, 6,831,691,903.80 and 2,716,289,518.80
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Solution
The fourth proportional to 4,554,461,269.20, 6,831,691,903.80 and 2,716,289,518.80 is: 4,074,434,278.20
Step by Step Solution
- Step 1: Write the proportion equation
4,554,461,269.20 : 6,831,691,903.80 = 2,716,289,518.80 : x - Step 2: Convert to fraction form
4,554,461,269.20/6,831,691,903.80 = 2,716,289,518.80/x - Step 3: Cross multiply
4,554,461,269.20x = 6,831,691,903.80 × 2,716,289,518.80 - Step 4: Simplify right side
4,554,461,269.20x = 18,556,853,113,962,758,144 - Step 5: Solve for x
x = 18,556,853,113,962,758,144/4,554,461,269.20 - Step 6: Final answer
x = 4,074,434,278.20
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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.