Finding the Fourth Proportional to 539,906,045.92, 745,066,634.02 and 292,381,735.84
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Solution
The fourth proportional to 539,906,045.92, 745,066,634.02 and 292,381,735.84 is: 403,484,786.69
Step by Step Solution
- Step 1: Write the proportion equation
539,906,045.92 : 745,066,634.02 = 292,381,735.84 : x - Step 2: Convert to fraction form
539,906,045.92/745,066,634.02 = 292,381,735.84/x - Step 3: Cross multiply
539,906,045.92x = 745,066,634.02 × 292,381,735.84 - Step 4: Simplify right side
539,906,045.92x = 217,843,875,771,233,568 - Step 5: Solve for x
x = 217,843,875,771,233,568/539,906,045.92 - Step 6: Final answer
x = 403,484,786.69
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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.