Finding the Fourth Proportional to 332,563,232.15, 458,721,014.81 and 213,296,914.07
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Solution
The fourth proportional to 332,563,232.15, 458,721,014.81 and 213,296,914.07 is: 294,211,047.45
Step by Step Solution
- Step 1: Write the proportion equation
332,563,232.15 : 458,721,014.81 = 213,296,914.07 : x - Step 2: Convert to fraction form
332,563,232.15/458,721,014.81 = 213,296,914.07/x - Step 3: Cross multiply
332,563,232.15x = 458,721,014.81 × 213,296,914.07 - Step 4: Simplify right side
332,563,232.15x = 97,843,776,876,271,408 - Step 5: Solve for x
x = 97,843,776,876,271,408/332,563,232.15 - Step 6: Final answer
x = 294,211,047.45
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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.