Finding the Fourth Proportional to 125,091,397.12, 172,625,829.14 and 68,576,042.08
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Solution
The fourth proportional to 125,091,397.12, 172,625,829.14 and 68,576,042.08 is: 94,634,774.22
Step by Step Solution
- Step 1: Write the proportion equation
125,091,397.12 : 172,625,829.14 = 68,576,042.08 : x - Step 2: Convert to fraction form
125,091,397.12/172,625,829.14 = 68,576,042.08/x - Step 3: Cross multiply
125,091,397.12x = 172,625,829.14 × 68,576,042.08 - Step 4: Simplify right side
125,091,397.12x = 11,837,996,123,199,528 - Step 5: Solve for x
x = 11,837,996,123,199,528/125,091,397.12 - Step 6: Final answer
x = 94,634,774.22
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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.