Finding the Fourth Proportional to 135,336,967.08, 186,760,013.50 and 73,455,977.04
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Solution
The fourth proportional to 135,336,967.08, 186,760,013.50 and 73,455,977.04 is: 101,366,533.92
Step by Step Solution
- Step 1: Write the proportion equation
135,336,967.08 : 186,760,013.50 = 73,455,977.04 : x - Step 2: Convert to fraction form
135,336,967.08/186,760,013.50 = 73,455,977.04/x - Step 3: Cross multiply
135,336,967.08x = 186,760,013.50 × 73,455,977.04 - Step 4: Simplify right side
135,336,967.08x = 13,718,639,263,646,092 - Step 5: Solve for x
x = 13,718,639,263,646,092/135,336,967.08 - Step 6: Final answer
x = 101,366,533.92
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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.