Finding the Fourth Proportional to 93,497,562.12, 129,039,453.30 and 53,804,277.12
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Solution
The fourth proportional to 93,497,562.12, 129,039,453.30 and 53,804,277.12 is: 74,257,278.45
Step by Step Solution
- Step 1: Write the proportion equation
93,497,562.12 : 129,039,453.30 = 53,804,277.12 : x - Step 2: Convert to fraction form
93,497,562.12/129,039,453.30 = 53,804,277.12/x - Step 3: Cross multiply
93,497,562.12x = 129,039,453.30 × 53,804,277.12 - Step 4: Simplify right side
93,497,562.12x = 6,942,874,504,766,498 - Step 5: Solve for x
x = 6,942,874,504,766,498/93,497,562.12 - Step 6: Final answer
x = 74,257,278.45
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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.