Finding the Fourth Proportional to 1,270,604,553.84, 1,904,259,057.48 and 570,579,796.08
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Solution
The fourth proportional to 1,270,604,553.84, 1,904,259,057.48 and 570,579,796.08 is: 855,129,742.31
Step by Step Solution
- Step 1: Write the proportion equation
1,270,604,553.84 : 1,904,259,057.48 = 570,579,796.08 : x - Step 2: Convert to fraction form
1,270,604,553.84/1,904,259,057.48 = 570,579,796.08/x - Step 3: Cross multiply
1,270,604,553.84x = 1,904,259,057.48 × 570,579,796.08 - Step 4: Simplify right side
1,270,604,553.84x = 1,086,531,744,700,431,488 - Step 5: Solve for x
x = 1,086,531,744,700,431,488/1,270,604,553.84 - Step 6: Final answer
x = 855,129,742.31
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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.