Finding the Fourth Proportional to 256,608,743.70, 384,913,115.55 and 241,492,199.70
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Solution
The fourth proportional to 256,608,743.70, 384,913,115.55 and 241,492,199.70 is: 362,238,299.55
Step by Step Solution
- Step 1: Write the proportion equation
256,608,743.70 : 384,913,115.55 = 241,492,199.70 : x - Step 2: Convert to fraction form
256,608,743.70/384,913,115.55 = 241,492,199.70/x - Step 3: Cross multiply
256,608,743.70x = 384,913,115.55 × 241,492,199.70 - Step 4: Simplify right side
256,608,743.70x = 92,953,514,967,549,776 - Step 5: Solve for x
x = 92,953,514,967,549,776/256,608,743.70 - Step 6: Final answer
x = 362,238,299.55
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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.