Finding the Fourth Proportional to 193,997,288.57, 267,676,293.83 and 111,475,130.09
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Solution
The fourth proportional to 193,997,288.57, 267,676,293.83 and 111,475,130.09 is: 153,812,715.09
Step by Step Solution
- Step 1: Write the proportion equation
193,997,288.57 : 267,676,293.83 = 111,475,130.09 : x - Step 2: Convert to fraction form
193,997,288.57/267,676,293.83 = 111,475,130.09/x - Step 3: Cross multiply
193,997,288.57x = 267,676,293.83 × 111,475,130.09 - Step 4: Simplify right side
193,997,288.57x = 29,839,249,674,812,556 - Step 5: Solve for x
x = 29,839,249,674,812,556/193,997,288.57 - Step 6: Final answer
x = 153,812,715.09
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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.