Finding the Fourth Proportional to 143,047,593.12, 197,475,657.30 and 95,987,829.18
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Solution
The fourth proportional to 143,047,593.12, 197,475,657.30 and 95,987,829.18 is: 132,510,161.46
Step by Step Solution
- Step 1: Write the proportion equation
143,047,593.12 : 197,475,657.30 = 95,987,829.18 : x - Step 2: Convert to fraction form
143,047,593.12/197,475,657.30 = 95,987,829.18/x - Step 3: Cross multiply
143,047,593.12x = 197,475,657.30 × 95,987,829.18 - Step 4: Simplify right side
143,047,593.12x = 18,955,259,660,120,624 - Step 5: Solve for x
x = 18,955,259,660,120,624/143,047,593.12 - Step 6: Final answer
x = 132,510,161.46
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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.