Finding the Fourth Proportional to 157,676,732.58, 236,387,054.16 and 65,629,369.98
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Solution
The fourth proportional to 157,676,732.58, 236,387,054.16 and 65,629,369.98 is: 98,390,759.26
Step by Step Solution
- Step 1: Write the proportion equation
157,676,732.58 : 236,387,054.16 = 65,629,369.98 : x - Step 2: Convert to fraction form
157,676,732.58/236,387,054.16 = 65,629,369.98/x - Step 3: Cross multiply
157,676,732.58x = 236,387,054.16 × 65,629,369.98 - Step 4: Simplify right side
157,676,732.58x = 15,513,933,435,948,938 - Step 5: Solve for x
x = 15,513,933,435,948,938/157,676,732.58 - Step 6: Final answer
x = 98,390,759.26
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These problems maintain the same ratio (1.50) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.