Finding the Fourth Proportional to 193,950,830.17, 290,919,159.28 and 57,632,670.73
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Solution
The fourth proportional to 193,950,830.17, 290,919,159.28 and 57,632,670.73 is: 86,446,900.48
Step by Step Solution
- Step 1: Write the proportion equation
193,950,830.17 : 290,919,159.28 = 57,632,670.73 : x - Step 2: Convert to fraction form
193,950,830.17/290,919,159.28 = 57,632,670.73/x - Step 3: Cross multiply
193,950,830.17x = 290,919,159.28 × 57,632,670.73 - Step 4: Simplify right side
193,950,830.17x = 16,766,448,114,089,904 - Step 5: Solve for x
x = 16,766,448,114,089,904/193,950,830.17 - Step 6: Final answer
x = 86,446,900.48
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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.