Finding the Fourth Proportional to 94,251,301.57, 130,067,993.16 and 51,869,740.63
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Solution
The fourth proportional to 94,251,301.57, 130,067,993.16 and 51,869,740.63 is: 71,580,900.81
Step by Step Solution
- Step 1: Write the proportion equation
94,251,301.57 : 130,067,993.16 = 51,869,740.63 : x - Step 2: Convert to fraction form
94,251,301.57/130,067,993.16 = 51,869,740.63/x - Step 3: Cross multiply
94,251,301.57x = 130,067,993.16 × 51,869,740.63 - Step 4: Simplify right side
94,251,301.57x = 6,746,593,068,953,148 - Step 5: Solve for x
x = 6,746,593,068,953,148/94,251,301.57 - Step 6: Final answer
x = 71,580,900.81
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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.