Finding the Fourth Proportional to 359,365,212.86, 495,924,324.42 and 194,352,782.36
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Solution
The fourth proportional to 359,365,212.86, 495,924,324.42 and 194,352,782.36 is: 268,207,018.49
Step by Step Solution
- Step 1: Write the proportion equation
359,365,212.86 : 495,924,324.42 = 194,352,782.36 : x - Step 2: Convert to fraction form
359,365,212.86/495,924,324.42 = 194,352,782.36/x - Step 3: Cross multiply
359,365,212.86x = 495,924,324.42 × 194,352,782.36 - Step 4: Simplify right side
359,365,212.86x = 96,384,272,291,030,304 - Step 5: Solve for x
x = 96,384,272,291,030,304/359,365,212.86 - Step 6: Final answer
x = 268,207,018.49
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.