Finding the Fourth Proportional to 548,733,651.32, 757,232,161.65 and 297,832,656.23
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Solution
The fourth proportional to 548,733,651.32, 757,232,161.65 and 297,832,656.23 is: 410,998,059.88
Step by Step Solution
- Step 1: Write the proportion equation
548,733,651.32 : 757,232,161.65 = 297,832,656.23 : x - Step 2: Convert to fraction form
548,733,651.32/757,232,161.65 = 297,832,656.23/x - Step 3: Cross multiply
548,733,651.32x = 757,232,161.65 × 297,832,656.23 - Step 4: Simplify right side
548,733,651.32x = 225,528,466,083,218,080 - Step 5: Solve for x
x = 225,528,466,083,218,080/548,733,651.32 - Step 6: Final answer
x = 410,998,059.88
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.