Finding the Fourth Proportional to 175,908,663.36, 263,862,819.84 and 120,521,926.08
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Solution
The fourth proportional to 175,908,663.36, 263,862,819.84 and 120,521,926.08 is: 180,782,769.08
Step by Step Solution
- Step 1: Write the proportion equation
175,908,663.36 : 263,862,819.84 = 120,521,926.08 : x - Step 2: Convert to fraction form
175,908,663.36/263,862,819.84 = 120,521,926.08/x - Step 3: Cross multiply
175,908,663.36x = 263,862,819.84 × 120,521,926.08 - Step 4: Simplify right side
175,908,663.36x = 31,801,255,268,016,836 - Step 5: Solve for x
x = 31,801,255,268,016,836/175,908,663.36 - Step 6: Final answer
x = 180,782,769.08
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.