Finding the Fourth Proportional to 651,091,596.56, 898,284,184.44 and 403,482,605.84
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Solution
The fourth proportional to 651,091,596.56, 898,284,184.44 and 403,482,605.84 is: 556,668,286.67
Step by Step Solution
- Step 1: Write the proportion equation
651,091,596.56 : 898,284,184.44 = 403,482,605.84 : x - Step 2: Convert to fraction form
651,091,596.56/898,284,184.44 = 403,482,605.84/x - Step 3: Cross multiply
651,091,596.56x = 898,284,184.44 × 403,482,605.84 - Step 4: Simplify right side
651,091,596.56x = 362,442,043,522,710,400 - Step 5: Solve for x
x = 362,442,043,522,710,400/651,091,596.56 - Step 6: Final answer
x = 556,668,286.67
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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.