Finding the Fourth Proportional to 458,192,793.78, 632,326,876.97 and 270,029,029.14
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Solution
The fourth proportional to 458,192,793.78, 632,326,876.97 and 270,029,029.14 is: 372,652,331.08
Step by Step Solution
- Step 1: Write the proportion equation
458,192,793.78 : 632,326,876.97 = 270,029,029.14 : x - Step 2: Convert to fraction form
458,192,793.78/632,326,876.97 = 270,029,029.14/x - Step 3: Cross multiply
458,192,793.78x = 632,326,876.97 × 270,029,029.14 - Step 4: Simplify right side
458,192,793.78x = 170,746,612,687,337,312 - Step 5: Solve for x
x = 170,746,612,687,337,312/458,192,793.78 - Step 6: Final answer
x = 372,652,331.08
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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.