Finding the Fourth Proportional to 106,947,079.80, 160,420,619.70 and 49,551,451.80
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Solution
The fourth proportional to 106,947,079.80, 160,420,619.70 and 49,551,451.80 is: 74,327,177.70
Step by Step Solution
- Step 1: Write the proportion equation
106,947,079.80 : 160,420,619.70 = 49,551,451.80 : x - Step 2: Convert to fraction form
106,947,079.80/160,420,619.70 = 49,551,451.80/x - Step 3: Cross multiply
106,947,079.80x = 160,420,619.70 × 49,551,451.80 - Step 4: Simplify right side
106,947,079.80x = 7,949,074,604,790,679 - Step 5: Solve for x
x = 7,949,074,604,790,679/106,947,079.80 - Step 6: Final answer
x = 74,327,177.70
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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.