Finding the Fourth Proportional to 366,276,467.40, 549,414,701.10 and 136,197,943.80
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Solution
The fourth proportional to 366,276,467.40, 549,414,701.10 and 136,197,943.80 is: 204,296,915.70
Step by Step Solution
- Step 1: Write the proportion equation
366,276,467.40 : 549,414,701.10 = 136,197,943.80 : x - Step 2: Convert to fraction form
366,276,467.40/549,414,701.10 = 136,197,943.80/x - Step 3: Cross multiply
366,276,467.40x = 549,414,701.10 × 136,197,943.80 - Step 4: Simplify right side
366,276,467.40x = 74,829,152,583,311,600 - Step 5: Solve for x
x = 74,829,152,583,311,600/366,276,467.40 - Step 6: Final answer
x = 204,296,915.70
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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.