Finding the Fourth Proportional to 106,579,754.44, 147,080,503.99 and 57,687,182.44
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Solution
The fourth proportional to 106,579,754.44, 147,080,503.99 and 57,687,182.44 is: 79,608,551.47
Step by Step Solution
- Step 1: Write the proportion equation
106,579,754.44 : 147,080,503.99 = 57,687,182.44 : x - Step 2: Convert to fraction form
106,579,754.44/147,080,503.99 = 57,687,182.44/x - Step 3: Cross multiply
106,579,754.44x = 147,080,503.99 × 57,687,182.44 - Step 4: Simplify right side
106,579,754.44x = 8,484,659,866,742,686 - Step 5: Solve for x
x = 8,484,659,866,742,686/106,579,754.44 - Step 6: Final answer
x = 79,608,551.47
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.