Finding the Fourth Proportional to 315,096,964.08, 472,715,714.42 and 96,769,339.08
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Solution
The fourth proportional to 315,096,964.08, 472,715,714.42 and 96,769,339.08 is: 145,175,588.70
Step by Step Solution
- Step 1: Write the proportion equation
315,096,964.08 : 472,715,714.42 = 96,769,339.08 : x - Step 2: Convert to fraction form
315,096,964.08/472,715,714.42 = 96,769,339.08/x - Step 3: Cross multiply
315,096,964.08x = 472,715,714.42 × 96,769,339.08 - Step 4: Simplify right side
315,096,964.08x = 45,744,387,257,153,424 - Step 5: Solve for x
x = 45,744,387,257,153,424/315,096,964.08 - Step 6: Final answer
x = 145,175,588.70
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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.