Finding the Fourth Proportional to 2,348,562,891.83, 3,241,029,603.51 and 1,382,988,919.91
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Solution
The fourth proportional to 2,348,562,891.83, 3,241,029,603.51 and 1,382,988,919.91 is: 1,908,532,254.49
Step by Step Solution
- Step 1: Write the proportion equation
2,348,562,891.83 : 3,241,029,603.51 = 1,382,988,919.91 : x - Step 2: Convert to fraction form
2,348,562,891.83/3,241,029,603.51 = 1,382,988,919.91/x - Step 3: Cross multiply
2,348,562,891.83x = 3,241,029,603.51 × 1,382,988,919.91 - Step 4: Simplify right side
2,348,562,891.83x = 4,482,308,030,754,631,168 - Step 5: Solve for x
x = 4,482,308,030,754,631,168/2,348,562,891.83 - Step 6: Final answer
x = 1,908,532,254.49
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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.