Finding the Fourth Proportional to 504,016,228.76, 695,539,910.94 and 292,365,864.68
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Solution
The fourth proportional to 504,016,228.76, 695,539,910.94 and 292,365,864.68 is: 403,463,451.92
Step by Step Solution
- Step 1: Write the proportion equation
504,016,228.76 : 695,539,910.94 = 292,365,864.68 : x - Step 2: Convert to fraction form
504,016,228.76/695,539,910.94 = 292,365,864.68/x - Step 3: Cross multiply
504,016,228.76x = 695,539,910.94 × 292,365,864.68 - Step 4: Simplify right side
504,016,228.76x = 203,352,127,481,423,328 - Step 5: Solve for x
x = 203,352,127,481,423,328/504,016,228.76 - Step 6: Final answer
x = 403,463,451.92
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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.