Finding the Fourth Proportional to 133,213,743.19, 183,825,633.23 and 77,455,207.79
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Solution
The fourth proportional to 133,213,743.19, 183,825,633.23 and 77,455,207.79 is: 106,882,760.58
Step by Step Solution
- Step 1: Write the proportion equation
133,213,743.19 : 183,825,633.23 = 77,455,207.79 : x - Step 2: Convert to fraction form
133,213,743.19/183,825,633.23 = 77,455,207.79/x - Step 3: Cross multiply
133,213,743.19x = 183,825,633.23 × 77,455,207.79 - Step 4: Simplify right side
133,213,743.19x = 14,238,252,619,030,268 - Step 5: Solve for x
x = 14,238,252,619,030,268/133,213,743.19 - Step 6: Final answer
x = 106,882,760.58
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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.