Finding the Fourth Proportional to 622,791,469.90, 933,549,475.65 and 363,873,414.70
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Solution
The fourth proportional to 622,791,469.90, 933,549,475.65 and 363,873,414.70 is: 545,437,521.09
Step by Step Solution
- Step 1: Write the proportion equation
622,791,469.90 : 933,549,475.65 = 363,873,414.70 : x - Step 2: Convert to fraction form
622,791,469.90/933,549,475.65 = 363,873,414.70/x - Step 3: Cross multiply
622,791,469.90x = 933,549,475.65 × 363,873,414.70 - Step 4: Simplify right side
622,791,469.90x = 339,693,835,496,160,000 - Step 5: Solve for x
x = 339,693,835,496,160,000/622,791,469.90 - Step 6: Final answer
x = 545,437,521.09
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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.