Finding the Fourth Proportional to 161,845,687.99, 242,664,153.27 and 63,487,332.91
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Solution
The fourth proportional to 161,845,687.99, 242,664,153.27 and 63,487,332.91 is: 95,190,054.65
Step by Step Solution
- Step 1: Write the proportion equation
161,845,687.99 : 242,664,153.27 = 63,487,332.91 : x - Step 2: Convert to fraction form
161,845,687.99/242,664,153.27 = 63,487,332.91/x - Step 3: Cross multiply
161,845,687.99x = 242,664,153.27 × 63,487,332.91 - Step 4: Simplify right side
161,845,687.99x = 15,406,099,883,975,754 - Step 5: Solve for x
x = 15,406,099,883,975,754/161,845,687.99 - Step 6: Final answer
x = 95,190,054.65
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.