Finding the Fourth Proportional to 106,920,471.41, 147,550,311.93 and 58,027,899.41
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Solution
The fourth proportional to 106,920,471.41, 147,550,311.93 and 58,027,899.41 is: 80,078,534.50
Step by Step Solution
- Step 1: Write the proportion equation
106,920,471.41 : 147,550,311.93 = 58,027,899.41 : x - Step 2: Convert to fraction form
106,920,471.41/147,550,311.93 = 58,027,899.41/x - Step 3: Cross multiply
106,920,471.41x = 147,550,311.93 × 58,027,899.41 - Step 4: Simplify right side
106,920,471.41x = 8,562,034,657,850,412 - Step 5: Solve for x
x = 8,562,034,657,850,412/106,920,471.41 - Step 6: Final answer
x = 80,078,534.50
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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.