Finding the Fourth Proportional to 92,471,908.67, 138,514,841.91 and 55,466,440.17
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Solution
The fourth proportional to 92,471,908.67, 138,514,841.91 and 55,466,440.17 is: 83,083,882.47
Step by Step Solution
- Step 1: Write the proportion equation
92,471,908.67 : 138,514,841.91 = 55,466,440.17 : x - Step 2: Convert to fraction form
92,471,908.67/138,514,841.91 = 55,466,440.17/x - Step 3: Cross multiply
92,471,908.67x = 138,514,841.91 × 55,466,440.17 - Step 4: Simplify right side
92,471,908.67x = 7,682,925,191,458,024 - Step 5: Solve for x
x = 7,682,925,191,458,024/92,471,908.67 - Step 6: Final answer
x = 83,083,882.47
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.