Finding the Fourth Proportional to 565,572,625.24, 780,477,987.42 and 327,427,905.40
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Solution
The fourth proportional to 565,572,625.24, 780,477,987.42 and 327,427,905.40 is: 451,843,425.98
Step by Step Solution
- Step 1: Write the proportion equation
565,572,625.24 : 780,477,987.42 = 327,427,905.40 : x - Step 2: Convert to fraction form
565,572,625.24/780,477,987.42 = 327,427,905.40/x - Step 3: Cross multiply
565,572,625.24x = 780,477,987.42 × 327,427,905.40 - Step 4: Simplify right side
565,572,625.24x = 255,550,272,631,738,112 - Step 5: Solve for x
x = 255,550,272,631,738,112/565,572,625.24 - Step 6: Final answer
x = 451,843,425.98
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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.