Finding the Fourth Proportional to 414,374,335.21, 571,850,116.95 and 226,212,662.19
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Solution
The fourth proportional to 414,374,335.21, 571,850,116.95 and 226,212,662.19 is: 312,180,862.41
Step by Step Solution
- Step 1: Write the proportion equation
414,374,335.21 : 571,850,116.95 = 226,212,662.19 : x - Step 2: Convert to fraction form
414,374,335.21/571,850,116.95 = 226,212,662.19/x - Step 3: Cross multiply
414,374,335.21x = 571,850,116.95 × 226,212,662.19 - Step 4: Simplify right side
414,374,335.21x = 129,359,737,327,791,296 - Step 5: Solve for x
x = 129,359,737,327,791,296/414,374,335.21 - Step 6: Final answer
x = 312,180,862.41
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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.