Finding the Fourth Proportional to 634,291,379.37, 875,328,073.02 and 355,838,879.79
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Solution
The fourth proportional to 634,291,379.37, 875,328,073.02 and 355,838,879.79 is: 491,061,003.01
Step by Step Solution
- Step 1: Write the proportion equation
634,291,379.37 : 875,328,073.02 = 355,838,879.79 : x - Step 2: Convert to fraction form
634,291,379.37/875,328,073.02 = 355,838,879.79/x - Step 3: Cross multiply
634,291,379.37x = 875,328,073.02 × 355,838,879.79 - Step 4: Simplify right side
634,291,379.37x = 311,475,760,952,176,128 - Step 5: Solve for x
x = 311,475,760,952,176,128/634,291,379.37 - Step 6: Final answer
x = 491,061,003.01
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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.