Finding the Fourth Proportional to 149,112,877.20, 223,536,346.20 and 58,215,325.20
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Solution
The fourth proportional to 149,112,877.20, 223,536,346.20 and 58,215,325.20 is: 87,271,074.99
Step by Step Solution
- Step 1: Write the proportion equation
149,112,877.20 : 223,536,346.20 = 58,215,325.20 : x - Step 2: Convert to fraction form
149,112,877.20/223,536,346.20 = 58,215,325.20/x - Step 3: Cross multiply
149,112,877.20x = 223,536,346.20 × 58,215,325.20 - Step 4: Simplify right side
149,112,877.20x = 13,013,241,088,052,784 - Step 5: Solve for x
x = 13,013,241,088,052,784/149,112,877.20 - Step 6: Final answer
x = 87,271,074.99
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.