Finding the Fourth Proportional to 88,634,134.95, 132,969,139.26 and 31,130,890.14
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Solution
The fourth proportional to 88,634,134.95, 132,969,139.26 and 31,130,890.14 is: 46,702,635.15
Step by Step Solution
- Step 1: Write the proportion equation
88,634,134.95 : 132,969,139.26 = 31,130,890.14 : x - Step 2: Convert to fraction form
88,634,134.95/132,969,139.26 = 31,130,890.14/x - Step 3: Cross multiply
88,634,134.95x = 132,969,139.26 × 31,130,890.14 - Step 4: Simplify right side
88,634,134.95x = 4,139,447,666,313,421 - Step 5: Solve for x
x = 4,139,447,666,313,421/88,634,134.95 - Step 6: Final answer
x = 46,702,635.15
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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.