Finding the Fourth Proportional to 202,663,708.41, 279,701,818.98 and 113,360,615.49
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Solution
The fourth proportional to 202,663,708.41, 279,701,818.98 and 113,360,615.49 is: 156,452,137.40
Step by Step Solution
- Step 1: Write the proportion equation
202,663,708.41 : 279,701,818.98 = 113,360,615.49 : x - Step 2: Convert to fraction form
202,663,708.41/279,701,818.98 = 113,360,615.49/x - Step 3: Cross multiply
202,663,708.41x = 279,701,818.98 × 113,360,615.49 - Step 4: Simplify right side
202,663,708.41x = 31,707,170,353,245,364 - Step 5: Solve for x
x = 31,707,170,353,245,364/202,663,708.41 - Step 6: Final answer
x = 156,452,137.40
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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.