Finding the Fourth Proportional to 504,016,213.05, 695,539,889.50 and 292,365,848.99
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Solution
The fourth proportional to 504,016,213.05, 695,539,889.50 and 292,365,848.99 is: 403,463,430.41
Step by Step Solution
- Step 1: Write the proportion equation
504,016,213.05 : 695,539,889.50 = 292,365,848.99 : x - Step 2: Convert to fraction form
504,016,213.05/695,539,889.50 = 292,365,848.99/x - Step 3: Cross multiply
504,016,213.05x = 695,539,889.50 × 292,365,848.99 - Step 4: Simplify right side
504,016,213.05x = 203,352,110,300,078,304 - Step 5: Solve for x
x = 203,352,110,300,078,304/504,016,213.05 - Step 6: Final answer
x = 403,463,430.41
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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.