Finding the Fourth Proportional to 57,923,891,694.64, 86,838,950,230.98 and 18,109,172,315.62
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Solution
The fourth proportional to 57,923,891,694.64, 86,838,950,230.98 and 18,109,172,315.62 is: 27,149,099,748.52
Step by Step Solution
- Step 1: Write the proportion equation
57,923,891,694.64 : 86,838,950,230.98 = 18,109,172,315.62 : x - Step 2: Convert to fraction form
57,923,891,694.64/86,838,950,230.98 = 18,109,172,315.62/x - Step 3: Cross multiply
57,923,891,694.64x = 86,838,950,230.98 × 18,109,172,315.62 - Step 4: Simplify right side
57,923,891,694.64x = 1,572,581,513,440,365,903,872 - Step 5: Solve for x
x = 1,572,581,513,440,365,903,872/57,923,891,694.64 - Step 6: Final answer
x = 27,149,099,748.52
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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.