Finding the Fourth Proportional to 207,052,882.74, 310,260,060.99 and 101,887,498.26
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Solution
The fourth proportional to 207,052,882.74, 310,260,060.99 and 101,887,498.26 is: 152,674,142.98
Step by Step Solution
- Step 1: Write the proportion equation
207,052,882.74 : 310,260,060.99 = 101,887,498.26 : x - Step 2: Convert to fraction form
207,052,882.74/310,260,060.99 = 101,887,498.26/x - Step 3: Cross multiply
207,052,882.74x = 310,260,060.99 × 101,887,498.26 - Step 4: Simplify right side
207,052,882.74x = 31,611,621,424,266,120 - Step 5: Solve for x
x = 31,611,621,424,266,120/207,052,882.74 - Step 6: Final answer
x = 152,674,142.98
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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.