Finding the Fourth Proportional to 352,289,218,476.48, 528,217,564,461.23 and 136,906,274,424.09
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Solution
The fourth proportional to 352,289,218,476.48, 528,217,564,461.23 and 136,906,274,424.09 is: 205,275,367,632.58
Step by Step Solution
- Step 1: Write the proportion equation
352,289,218,476.48 : 528,217,564,461.23 = 136,906,274,424.09 : x - Step 2: Convert to fraction form
352,289,218,476.48/528,217,564,461.23 = 136,906,274,424.09/x - Step 3: Cross multiply
352,289,218,476.48x = 528,217,564,461.23 × 136,906,274,424.09 - Step 4: Simplify right side
352,289,218,476.48x = 72,316,298,835,753,600,811,008 - Step 5: Solve for x
x = 72,316,298,835,753,600,811,008/352,289,218,476.48 - Step 6: Final answer
x = 205,275,367,632.58
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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.