Finding the Fourth Proportional to 224,224,486.94, 309,582,791.88 and 145,031,511.08
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Solution
The fourth proportional to 224,224,486.94, 309,582,791.88 and 145,031,511.08 is: 200,242,447.75
Step by Step Solution
- Step 1: Write the proportion equation
224,224,486.94 : 309,582,791.88 = 145,031,511.08 : x - Step 2: Convert to fraction form
224,224,486.94/309,582,791.88 = 145,031,511.08/x - Step 3: Cross multiply
224,224,486.94x = 309,582,791.88 × 145,031,511.08 - Step 4: Simplify right side
224,224,486.94x = 44,899,260,110,950,200 - Step 5: Solve for x
x = 44,899,260,110,950,200/224,224,486.94 - Step 6: Final answer
x = 200,242,447.75
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1.5x scale
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.