Finding the Fourth Proportional to 135,868,847,062.41, 187,499,575,280.36 and 74,899,874,879.94
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Solution
The fourth proportional to 135,868,847,062.41, 187,499,575,280.36 and 74,899,874,879.94 is: 103,362,139,535.12
Step by Step Solution
- Step 1: Write the proportion equation
135,868,847,062.41 : 187,499,575,280.36 = 74,899,874,879.94 : x - Step 2: Convert to fraction form
135,868,847,062.41/187,499,575,280.36 = 74,899,874,879.94/x - Step 3: Cross multiply
135,868,847,062.41x = 187,499,575,280.36 × 74,899,874,879.94 - Step 4: Simplify right side
135,868,847,062.41x = 14,043,694,728,540,290,285,568 - Step 5: Solve for x
x = 14,043,694,728,540,290,285,568/135,868,847,062.41 - Step 6: Final answer
x = 103,362,139,535.12
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.