Finding the Fourth Proportional to 118,953,794.68, 164,159,067.18 and 66,746,691.64
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Solution
The fourth proportional to 118,953,794.68, 164,159,067.18 and 66,746,691.64 is: 92,112,022.71
Step by Step Solution
- Step 1: Write the proportion equation
118,953,794.68 : 164,159,067.18 = 66,746,691.64 : x - Step 2: Convert to fraction form
118,953,794.68/164,159,067.18 = 66,746,691.64/x - Step 3: Cross multiply
118,953,794.68x = 164,159,067.18 × 66,746,691.64 - Step 4: Simplify right side
118,953,794.68x = 10,957,074,636,973,504 - Step 5: Solve for x
x = 10,957,074,636,973,504/118,953,794.68 - Step 6: Final answer
x = 92,112,022.71
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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.