Finding the Fourth Proportional to 166,416,251.12, 229,653,177.72 and 93,077,393.12
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Solution
The fourth proportional to 166,416,251.12, 229,653,177.72 and 93,077,393.12 is: 128,446,104.03
Step by Step Solution
- Step 1: Write the proportion equation
166,416,251.12 : 229,653,177.72 = 93,077,393.12 : x - Step 2: Convert to fraction form
166,416,251.12/229,653,177.72 = 93,077,393.12/x - Step 3: Cross multiply
166,416,251.12x = 229,653,177.72 × 93,077,393.12 - Step 4: Simplify right side
166,416,251.12x = 21,375,519,103,901,668 - Step 5: Solve for x
x = 21,375,519,103,901,668/166,416,251.12 - Step 6: Final answer
x = 128,446,104.03
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.