Finding the Fourth Proportional to 224,555,357.12, 309,853,411.44 and 125,423,889.44
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Solution
The fourth proportional to 224,555,357.12, 309,853,411.44 and 125,423,889.44 is: 173,066,545.90
Step by Step Solution
- Step 1: Write the proportion equation
224,555,357.12 : 309,853,411.44 = 125,423,889.44 : x - Step 2: Convert to fraction form
224,555,357.12/309,853,411.44 = 125,423,889.44/x - Step 3: Cross multiply
224,555,357.12x = 309,853,411.44 × 125,423,889.44 - Step 4: Simplify right side
224,555,357.12x = 38,863,020,019,057,392 - Step 5: Solve for x
x = 38,863,020,019,057,392/224,555,357.12 - Step 6: Final answer
x = 173,066,545.90
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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.