Finding the Fourth Proportional to 157,448,149.22, 217,386,027.96 and 101,828,190.26
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Solution
The fourth proportional to 157,448,149.22, 217,386,027.96 and 101,828,190.26 is: 140,592,480.28
Step by Step Solution
- Step 1: Write the proportion equation
157,448,149.22 : 217,386,027.96 = 101,828,190.26 : x - Step 2: Convert to fraction form
157,448,149.22/217,386,027.96 = 101,828,190.26/x - Step 3: Cross multiply
157,448,149.22x = 217,386,027.96 × 101,828,190.26 - Step 4: Simplify right side
157,448,149.22x = 22,136,025,815,138,172 - Step 5: Solve for x
x = 22,136,025,815,138,172/157,448,149.22 - Step 6: Final answer
x = 140,592,480.28
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These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.