Finding the Fourth Proportional to 585,415,298.48, 877,899,737.64 and 197,133,879.92
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Solution
The fourth proportional to 585,415,298.48, 877,899,737.64 and 197,133,879.92 is: 295,625,655.69
Step by Step Solution
- Step 1: Write the proportion equation
585,415,298.48 : 877,899,737.64 = 197,133,879.92 : x - Step 2: Convert to fraction form
585,415,298.48/877,899,737.64 = 197,133,879.92/x - Step 3: Cross multiply
585,415,298.48x = 877,899,737.64 × 197,133,879.92 - Step 4: Simplify right side
585,415,298.48x = 173,063,781,461,723,264 - Step 5: Solve for x
x = 173,063,781,461,723,264/585,415,298.48 - Step 6: Final answer
x = 295,625,655.69
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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.