Finding the Fourth Proportional to 100,805,515.84, 151,224,216.99 and 36,107,888.50
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Solution
The fourth proportional to 100,805,515.84, 151,224,216.99 and 36,107,888.50 is: 54,167,543.51
Step by Step Solution
- Step 1: Write the proportion equation
100,805,515.84 : 151,224,216.99 = 36,107,888.50 : x - Step 2: Convert to fraction form
100,805,515.84/151,224,216.99 = 36,107,888.50/x - Step 3: Cross multiply
100,805,515.84x = 151,224,216.99 × 36,107,888.50 - Step 4: Simplify right side
100,805,515.84x = 5,460,387,165,574,726 - Step 5: Solve for x
x = 5,460,387,165,574,726/100,805,515.84 - Step 6: Final answer
x = 54,167,543.51
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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.