Finding the Fourth Proportional to 68,116,382.80, 102,174,574.20 and 24,971,246.80
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Solution
The fourth proportional to 68,116,382.80, 102,174,574.20 and 24,971,246.80 is: 37,456,870.20
Step by Step Solution
- Step 1: Write the proportion equation
68,116,382.80 : 102,174,574.20 = 24,971,246.80 : x - Step 2: Convert to fraction form
68,116,382.80/102,174,574.20 = 24,971,246.80/x - Step 3: Cross multiply
68,116,382.80x = 102,174,574.20 × 24,971,246.80 - Step 4: Simplify right side
68,116,382.80x = 2,551,426,509,033,112.50 - Step 5: Solve for x
x = 2,551,426,509,033,112.50/68,116,382.80 - Step 6: Final answer
x = 37,456,870.20
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1.5x scale
Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.