Finding the Fourth Proportional to 481,618,368,828.52, 664,470,669,953.22 and 273,022,913,139.88
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Solution
The fourth proportional to 481,618,368,828.52, 664,470,669,953.22 and 273,022,913,139.88 is: 376,679,399,599.95
Step by Step Solution
- Step 1: Write the proportion equation
481,618,368,828.52 : 664,470,669,953.22 = 273,022,913,139.88 : x - Step 2: Convert to fraction form
481,618,368,828.52/664,470,669,953.22 = 273,022,913,139.88/x - Step 3: Cross multiply
481,618,368,828.52x = 664,470,669,953.22 × 273,022,913,139.88 - Step 4: Simplify right side
481,618,368,828.52x = 181,415,718,006,635,842,502,656 - Step 5: Solve for x
x = 181,415,718,006,635,842,502,656/481,618,368,828.52 - Step 6: Final answer
x = 376,679,399,599.95
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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.