Finding the Fourth Proportional to 3,489,999,417.40, 4,816,192,637.47 and 1,904,092,449.93
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Solution
The fourth proportional to 3,489,999,417.40, 4,816,192,637.47 and 1,904,092,449.93 is: 2,627,644,002.66
Step by Step Solution
- Step 1: Write the proportion equation
3,489,999,417.40 : 4,816,192,637.47 = 1,904,092,449.93 : x - Step 2: Convert to fraction form
3,489,999,417.40/4,816,192,637.47 = 1,904,092,449.93/x - Step 3: Cross multiply
3,489,999,417.40x = 4,816,192,637.47 × 1,904,092,449.93 - Step 4: Simplify right side
3,489,999,417.40x = 9,170,476,038,410,319,872 - Step 5: Solve for x
x = 9,170,476,038,410,319,872/3,489,999,417.40 - Step 6: Final answer
x = 2,627,644,002.66
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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.