Finding the Fourth Proportional to 135,226,206.87, 186,610,334.30 and 75,687,485.30
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Solution
The fourth proportional to 135,226,206.87, 186,610,334.30 and 75,687,485.30 is: 104,447,704.77
Step by Step Solution
- Step 1: Write the proportion equation
135,226,206.87 : 186,610,334.30 = 75,687,485.30 : x - Step 2: Convert to fraction form
135,226,206.87/186,610,334.30 = 75,687,485.30/x - Step 3: Cross multiply
135,226,206.87x = 186,610,334.30 × 75,687,485.30 - Step 4: Simplify right side
135,226,206.87x = 14,124,066,932,847,846 - Step 5: Solve for x
x = 14,124,066,932,847,846/135,226,206.87 - Step 6: Final answer
x = 104,447,704.77
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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.