Finding the Fourth Proportional to 339,226,965.80, 508,840,448.70 and 339,226,965.80
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Solution
The fourth proportional to 339,226,965.80, 508,840,448.70 and 339,226,965.80 is: 508,840,448.70
Step by Step Solution
- Step 1: Write the proportion equation
339,226,965.80 : 508,840,448.70 = 339,226,965.80 : x - Step 2: Convert to fraction form
339,226,965.80/508,840,448.70 = 339,226,965.80/x - Step 3: Cross multiply
339,226,965.80x = 508,840,448.70 × 339,226,965.80 - Step 4: Simplify right side
339,226,965.80x = 172,612,401,488,811,552 - Step 5: Solve for x
x = 172,612,401,488,811,552/339,226,965.80 - Step 6: Final answer
x = 508,840,448.70
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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.