Finding the Fourth Proportional to 573,001,027.20, 859,501,540.80 and 164,057,177.70
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Solution
The fourth proportional to 573,001,027.20, 859,501,540.80 and 164,057,177.70 is: 246,085,766.55
Step by Step Solution
- Step 1: Write the proportion equation
573,001,027.20 : 859,501,540.80 = 164,057,177.70 : x - Step 2: Convert to fraction form
573,001,027.20/859,501,540.80 = 164,057,177.70/x - Step 3: Cross multiply
573,001,027.20x = 859,501,540.80 × 164,057,177.70 - Step 4: Simplify right side
573,001,027.20x = 141,007,397,012,449,376 - Step 5: Solve for x
x = 141,007,397,012,449,376/573,001,027.20 - Step 6: Final answer
x = 246,085,766.55
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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.