Finding the Fourth Proportional to 157,513,430.10, 236,199,286.35 and 60,436,874.10
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Solution
The fourth proportional to 157,513,430.10, 236,199,286.35 and 60,436,874.10 is: 90,628,123.09
Step by Step Solution
- Step 1: Write the proportion equation
157,513,430.10 : 236,199,286.35 = 60,436,874.10 : x - Step 2: Convert to fraction form
157,513,430.10/236,199,286.35 = 60,436,874.10/x - Step 3: Cross multiply
157,513,430.10x = 236,199,286.35 × 60,436,874.10 - Step 4: Simplify right side
157,513,430.10x = 14,275,146,531,644,798 - Step 5: Solve for x
x = 14,275,146,531,644,798/157,513,430.10 - Step 6: Final answer
x = 90,628,123.09
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Why These Related Problems?
These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.