Finding the Fourth Proportional to 3,343,278,284.18, 5,016,292,088.53 and 1,476,938,979.80
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Solution
The fourth proportional to 3,343,278,284.18, 5,016,292,088.53 and 1,476,938,979.80 is: 2,216,015,745.58
Step by Step Solution
- Step 1: Write the proportion equation
3,343,278,284.18 : 5,016,292,088.53 = 1,476,938,979.80 : x - Step 2: Convert to fraction form
3,343,278,284.18/5,016,292,088.53 = 1,476,938,979.80/x - Step 3: Cross multiply
3,343,278,284.18x = 5,016,292,088.53 × 1,476,938,979.80 - Step 4: Simplify right side
3,343,278,284.18x = 7,408,757,319,579,843,584 - Step 5: Solve for x
x = 7,408,757,319,579,843,584/3,343,278,284.18 - Step 6: Final answer
x = 2,216,015,745.58
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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.