Finding the Fourth Proportional to 103,931,752,479.95, 155,963,207,708.94 and 44,240,317,296.08
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Solution
The fourth proportional to 103,931,752,479.95, 155,963,207,708.94 and 44,240,317,296.08 is: 66,388,390,755.65
Step by Step Solution
- Step 1: Write the proportion equation
103,931,752,479.95 : 155,963,207,708.94 = 44,240,317,296.08 : x - Step 2: Convert to fraction form
103,931,752,479.95/155,963,207,708.94 = 44,240,317,296.08/x - Step 3: Cross multiply
103,931,752,479.95x = 155,963,207,708.94 × 44,240,317,296.08 - Step 4: Simplify right side
103,931,752,479.95x = 6,899,861,795,557,936,726,016 - Step 5: Solve for x
x = 6,899,861,795,557,936,726,016/103,931,752,479.95 - Step 6: Final answer
x = 66,388,390,755.65
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.