Finding the Fourth Proportional to 343,649,776.96, 474,336,623.73 and 224,590,279.71
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Solution
The fourth proportional to 343,649,776.96, 474,336,623.73 and 224,590,279.71 is: 309,999,895.65
Step by Step Solution
- Step 1: Write the proportion equation
343,649,776.96 : 474,336,623.73 = 224,590,279.71 : x - Step 2: Convert to fraction form
343,649,776.96/474,336,623.73 = 224,590,279.71/x - Step 3: Cross multiply
343,649,776.96x = 474,336,623.73 × 224,590,279.71 - Step 4: Simplify right side
343,649,776.96x = 106,531,394,999,094,784 - Step 5: Solve for x
x = 106,531,394,999,094,784/343,649,776.96 - Step 6: Final answer
x = 309,999,895.65
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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.