Finding the Fourth Proportional to 73,536,207.70, 110,304,311.55 and 48,877,345.30
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Solution
The fourth proportional to 73,536,207.70, 110,304,311.55 and 48,877,345.30 is: 73,316,017.95
Step by Step Solution
- Step 1: Write the proportion equation
73,536,207.70 : 110,304,311.55 = 48,877,345.30 : x - Step 2: Convert to fraction form
73,536,207.70/110,304,311.55 = 48,877,345.30/x - Step 3: Cross multiply
73,536,207.70x = 110,304,311.55 × 48,877,345.30 - Step 4: Simplify right side
73,536,207.70x = 5,391,381,923,708,128 - Step 5: Solve for x
x = 5,391,381,923,708,128/73,536,207.70 - Step 6: Final answer
x = 73,316,017.95
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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.