Finding the Fourth Proportional to 93,515,180.74, 129,048,529.53 and 52,262,412.10
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Solution
The fourth proportional to 93,515,180.74, 129,048,529.53 and 52,262,412.10 is: 72,120,776.30
Step by Step Solution
- Step 1: Write the proportion equation
93,515,180.74 : 129,048,529.53 = 52,262,412.10 : x - Step 2: Convert to fraction form
93,515,180.74/129,048,529.53 = 52,262,412.10/x - Step 3: Cross multiply
93,515,180.74x = 129,048,529.53 × 52,262,412.10 - Step 4: Simplify right side
93,515,180.74x = 6,744,387,431,195,880 - Step 5: Solve for x
x = 6,744,387,431,195,880/93,515,180.74 - Step 6: Final answer
x = 72,120,776.30
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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.