Finding the Fourth Proportional to 193,175,103.26, 266,557,446.53 and 130,587,379.65
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Solution
The fourth proportional to 193,175,103.26, 266,557,446.53 and 130,587,379.65 is: 180,194,227.32
Step by Step Solution
- Step 1: Write the proportion equation
193,175,103.26 : 266,557,446.53 = 130,587,379.65 : x - Step 2: Convert to fraction form
193,175,103.26/266,557,446.53 = 130,587,379.65/x - Step 3: Cross multiply
193,175,103.26x = 266,557,446.53 × 130,587,379.65 - Step 4: Simplify right side
193,175,103.26x = 34,809,038,468,547,688 - Step 5: Solve for x
x = 34,809,038,468,547,688/193,175,103.26 - Step 6: Final answer
x = 180,194,227.32
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.