Finding the Fourth Proportional to 114,407,996.80, 171,562,228.80 and 37,701,385.60
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Solution
The fourth proportional to 114,407,996.80, 171,562,228.80 and 37,701,385.60 is: 56,535,678.65
Step by Step Solution
- Step 1: Write the proportion equation
114,407,996.80 : 171,562,228.80 = 37,701,385.60 : x - Step 2: Convert to fraction form
114,407,996.80/171,562,228.80 = 37,701,385.60/x - Step 3: Cross multiply
114,407,996.80x = 171,562,228.80 × 37,701,385.60 - Step 4: Simplify right side
114,407,996.80x = 6,468,133,742,384,226 - Step 5: Solve for x
x = 6,468,133,742,384,226/114,407,996.80 - Step 6: Final answer
x = 56,535,678.65
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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.