Finding the Fourth Proportional to 242,789,276.03, 364,303,491.01 and 113,378,078.12
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Solution
The fourth proportional to 242,789,276.03, 364,303,491.01 and 113,378,078.12 is: 170,122,957.40
Step by Step Solution
- Step 1: Write the proportion equation
242,789,276.03 : 364,303,491.01 = 113,378,078.12 : x - Step 2: Convert to fraction form
242,789,276.03/364,303,491.01 = 113,378,078.12/x - Step 3: Cross multiply
242,789,276.03x = 364,303,491.01 × 113,378,078.12 - Step 4: Simplify right side
242,789,276.03x = 41,304,029,663,120,496 - Step 5: Solve for x
x = 41,304,029,663,120,496/242,789,276.03 - Step 6: Final answer
x = 170,122,957.40
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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.