Finding the Fourth Proportional to 113,327,706.70, 169,991,560.05 and 88,668,844.30
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Solution
The fourth proportional to 113,327,706.70, 169,991,560.05 and 88,668,844.30 is: 133,003,266.45
Step by Step Solution
- Step 1: Write the proportion equation
113,327,706.70 : 169,991,560.05 = 88,668,844.30 : x - Step 2: Convert to fraction form
113,327,706.70/169,991,560.05 = 88,668,844.30/x - Step 3: Cross multiply
113,327,706.70x = 169,991,560.05 × 88,668,844.30 - Step 4: Simplify right side
113,327,706.70x = 15,072,955,170,387,550 - Step 5: Solve for x
x = 15,072,955,170,387,550/113,327,706.70 - Step 6: Final answer
x = 133,003,266.45
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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.