Finding the Fourth Proportional to 6,316,873,553.28, 8,717,557,968 and 3,497,481,540.48
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Solution
The fourth proportional to 6,316,873,553.28, 8,717,557,968 and 3,497,481,540.48 is: 4,826,675,382.05
Step by Step Solution
- Step 1: Write the proportion equation
6,316,873,553.28 : 8,717,557,968 = 3,497,481,540.48 : x - Step 2: Convert to fraction form
6,316,873,553.28/8,717,557,968 = 3,497,481,540.48/x - Step 3: Cross multiply
6,316,873,553.28x = 8,717,557,968 × 3,497,481,540.48 - Step 4: Simplify right side
6,316,873,553.28x = 30,489,498,071,144,337,408 - Step 5: Solve for x
x = 30,489,498,071,144,337,408/6,316,873,553.28 - Step 6: Final answer
x = 4,826,675,382.05
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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.