Finding the Fourth Proportional to 88,411,579.26, 122,016,231.66 and 51,742,179.42
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Solution
The fourth proportional to 88,411,579.26, 122,016,231.66 and 51,742,179.42 is: 71,409,037.18
Step by Step Solution
- Step 1: Write the proportion equation
88,411,579.26 : 122,016,231.66 = 51,742,179.42 : x - Step 2: Convert to fraction form
88,411,579.26/122,016,231.66 = 51,742,179.42/x - Step 3: Cross multiply
88,411,579.26x = 122,016,231.66 × 51,742,179.42 - Step 4: Simplify right side
88,411,579.26x = 6,313,385,750,704,004 - Step 5: Solve for x
x = 6,313,385,750,704,004/88,411,579.26 - Step 6: Final answer
x = 71,409,037.18
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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.