Finding the Fourth Proportional to 117,216,447.99, 175,840,840.49 and 68,055,453.53
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Solution
The fourth proportional to 117,216,447.99, 175,840,840.49 and 68,055,453.53 is: 102,092,567.66
Step by Step Solution
- Step 1: Write the proportion equation
117,216,447.99 : 175,840,840.49 = 68,055,453.53 : x - Step 2: Convert to fraction form
117,216,447.99/175,840,840.49 = 68,055,453.53/x - Step 3: Cross multiply
117,216,447.99x = 175,840,840.49 × 68,055,453.53 - Step 4: Simplify right side
117,216,447.99x = 11,966,928,147,423,858 - Step 5: Solve for x
x = 11,966,928,147,423,858/117,216,447.99 - Step 6: Final answer
x = 102,092,567.66
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.