Finding the Fourth Proportional to 803,139,120.18, 1,204,320,926.39 and 336,675,252.20
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Solution
The fourth proportional to 803,139,120.18, 1,204,320,926.39 and 336,675,252.20 is: 504,850,332.19
Step by Step Solution
- Step 1: Write the proportion equation
803,139,120.18 : 1,204,320,926.39 = 336,675,252.20 : x - Step 2: Convert to fraction form
803,139,120.18/1,204,320,926.39 = 336,675,252.20/x - Step 3: Cross multiply
803,139,120.18x = 1,204,320,926.39 × 336,675,252.20 - Step 4: Simplify right side
803,139,120.18x = 405,465,051,614,385,920 - Step 5: Solve for x
x = 405,465,051,614,385,920/803,139,120.18 - Step 6: Final answer
x = 504,850,332.19
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1.5x scale
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.