Finding the Fourth Proportional to 83,871,812,209.35, 125,825,387,274.53 and 27,207,250,682.87
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Solution
The fourth proportional to 83,871,812,209.35, 125,825,387,274.53 and 27,207,250,682.87 is: 40,816,607,673.88
Step by Step Solution
- Step 1: Write the proportion equation
83,871,812,209.35 : 125,825,387,274.53 = 27,207,250,682.87 : x - Step 2: Convert to fraction form
83,871,812,209.35/125,825,387,274.53 = 27,207,250,682.87/x - Step 3: Cross multiply
83,871,812,209.35x = 125,825,387,274.53 × 27,207,250,682.87 - Step 4: Simplify right side
83,871,812,209.35x = 3,423,362,853,846,709,698,560 - Step 5: Solve for x
x = 3,423,362,853,846,709,698,560/83,871,812,209.35 - Step 6: Final answer
x = 40,816,607,673.88
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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.