Finding the Fourth Proportional to 172,184,315.53, 237,612,086.25 and 96,830,621.08
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Solution
The fourth proportional to 172,184,315.53, 237,612,086.25 and 96,830,621.08 is: 133,624,980.98
Step by Step Solution
- Step 1: Write the proportion equation
172,184,315.53 : 237,612,086.25 = 96,830,621.08 : x - Step 2: Convert to fraction form
172,184,315.53/237,612,086.25 = 96,830,621.08/x - Step 3: Cross multiply
172,184,315.53x = 237,612,086.25 × 96,830,621.08 - Step 4: Simplify right side
172,184,315.53x = 23,008,125,887,108,000 - Step 5: Solve for x
x = 23,008,125,887,108,000/172,184,315.53 - Step 6: Final answer
x = 133,624,980.98
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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.