Finding the Fourth Proportional to 352,289,660,111.56, 528,218,226,354.66 and 136,906,717,242.70
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Solution
The fourth proportional to 352,289,660,111.56, 528,218,226,354.66 and 136,906,717,242.70 is: 205,276,031,476.70
Step by Step Solution
- Step 1: Write the proportion equation
352,289,660,111.56 : 528,218,226,354.66 = 136,906,717,242.70 : x - Step 2: Convert to fraction form
352,289,660,111.56/528,218,226,354.66 = 136,906,717,242.70/x - Step 3: Cross multiply
352,289,660,111.56x = 528,218,226,354.66 × 136,906,717,242.70 - Step 4: Simplify right side
352,289,660,111.56x = 72,316,623,357,977,932,333,056 - Step 5: Solve for x
x = 72,316,623,357,977,932,333,056/352,289,660,111.56 - Step 6: Final answer
x = 205,276,031,476.70
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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.