Finding the Fourth Proportional to 2,239,490,216.20, 3,359,235,324.30 and 2,225,885,326.60
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Solution
The fourth proportional to 2,239,490,216.20, 3,359,235,324.30 and 2,225,885,326.60 is: 3,338,827,989.90
Step by Step Solution
- Step 1: Write the proportion equation
2,239,490,216.20 : 3,359,235,324.30 = 2,225,885,326.60 : x - Step 2: Convert to fraction form
2,239,490,216.20/3,359,235,324.30 = 2,225,885,326.60/x - Step 3: Cross multiply
2,239,490,216.20x = 3,359,235,324.30 × 2,225,885,326.60 - Step 4: Simplify right side
2,239,490,216.20x = 7,477,272,616,955,762,688 - Step 5: Solve for x
x = 7,477,272,616,955,762,688/2,239,490,216.20 - Step 6: Final answer
x = 3,338,827,989.90
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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.