Finding the Fourth Proportional to 97,806,025.64, 134,969,461.98 and 55,988,704.82
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Solution
The fourth proportional to 97,806,025.64, 134,969,461.98 and 55,988,704.82 is: 77,262,779.23
Step by Step Solution
- Step 1: Write the proportion equation
97,806,025.64 : 134,969,461.98 = 55,988,704.82 : x - Step 2: Convert to fraction form
97,806,025.64/134,969,461.98 = 55,988,704.82/x - Step 3: Cross multiply
97,806,025.64x = 134,969,461.98 × 55,988,704.82 - Step 4: Simplify right side
97,806,025.64x = 7,556,765,366,512,432 - Step 5: Solve for x
x = 7,556,765,366,512,432/97,806,025.64 - Step 6: Final answer
x = 77,262,779.23
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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.