Finding the Fourth Proportional to 414,782,893.09, 572,400,622.11 and 224,043,909.68
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Solution
The fourth proportional to 414,782,893.09, 572,400,622.11 and 224,043,909.68 is: 309,180,719.40
Step by Step Solution
- Step 1: Write the proportion equation
414,782,893.09 : 572,400,622.11 = 224,043,909.68 : x - Step 2: Convert to fraction form
414,782,893.09/572,400,622.11 = 224,043,909.68/x - Step 3: Cross multiply
414,782,893.09x = 572,400,622.11 × 224,043,909.68 - Step 4: Simplify right side
414,782,893.09x = 128,242,873,279,837,184 - Step 5: Solve for x
x = 128,242,873,279,837,184/414,782,893.09 - Step 6: Final answer
x = 309,180,719.40
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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.