Finding the Fourth Proportional to 4,392,543,165.67, 6,588,809,184.35 and 1,120,992,443.11
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Solution
The fourth proportional to 4,392,543,165.67, 6,588,809,184.35 and 1,120,992,443.11 is: 1,681,487,244.67
Step by Step Solution
- Step 1: Write the proportion equation
4,392,543,165.67 : 6,588,809,184.35 = 1,120,992,443.11 : x - Step 2: Convert to fraction form
4,392,543,165.67/6,588,809,184.35 = 1,120,992,443.11/x - Step 3: Cross multiply
4,392,543,165.67x = 6,588,809,184.35 × 1,120,992,443.11 - Step 4: Simplify right side
4,392,543,165.67x = 7,386,005,304,750,112,768 - Step 5: Solve for x
x = 7,386,005,304,750,112,768/4,392,543,165.67 - Step 6: Final answer
x = 1,681,487,244.67
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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.