Finding the Fourth Proportional to 6,207,214,876.92, 8,565,835,109.58 and 3,387,843,016.44
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Solution
The fourth proportional to 6,207,214,876.92, 8,565,835,109.58 and 3,387,843,016.44 is: 4,675,157,092.41
Step by Step Solution
- Step 1: Write the proportion equation
6,207,214,876.92 : 8,565,835,109.58 = 3,387,843,016.44 : x - Step 2: Convert to fraction form
6,207,214,876.92/8,565,835,109.58 = 3,387,843,016.44/x - Step 3: Cross multiply
6,207,214,876.92x = 8,565,835,109.58 × 3,387,843,016.44 - Step 4: Simplify right side
6,207,214,876.92x = 29,019,704,655,967,166,464 - Step 5: Solve for x
x = 29,019,704,655,967,166,464/6,207,214,876.92 - Step 6: Final answer
x = 4,675,157,092.41
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1.5x scale
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.