Finding the Fourth Proportional to 585,415,299.48, 877,899,739.14 and 197,133,880.92
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Solution
The fourth proportional to 585,415,299.48, 877,899,739.14 and 197,133,880.92 is: 295,625,657.19
Step by Step Solution
- Step 1: Write the proportion equation
585,415,299.48 : 877,899,739.14 = 197,133,880.92 : x - Step 2: Convert to fraction form
585,415,299.48/877,899,739.14 = 197,133,880.92/x - Step 3: Cross multiply
585,415,299.48x = 877,899,739.14 × 197,133,880.92 - Step 4: Simplify right side
585,415,299.48x = 173,063,782,635,323,808 - Step 5: Solve for x
x = 173,063,782,635,323,808/585,415,299.48 - Step 6: Final answer
x = 295,625,657.19
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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.