Finding the Fourth Proportional to 116,912,995.17, 175,408,439.58 and 39,197,589.30
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Solution
The fourth proportional to 116,912,995.17, 175,408,439.58 and 39,197,589.30 is: 58,809,441.71
Step by Step Solution
- Step 1: Write the proportion equation
116,912,995.17 : 175,408,439.58 = 39,197,589.30 : x - Step 2: Convert to fraction form
116,912,995.17/175,408,439.58 = 39,197,589.30/x - Step 3: Cross multiply
116,912,995.17x = 175,408,439.58 × 39,197,589.30 - Step 4: Simplify right side
116,912,995.17x = 6,875,587,974,410,704 - Step 5: Solve for x
x = 6,875,587,974,410,704/116,912,995.17 - Step 6: Final answer
x = 58,809,441.71
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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.