Home / 100,114,072,524.21-138,169,264,161.34-59,469,144,584.11

Finding the Fourth Proportional to 100,114,072,524.21, 138,169,264,161.34 and 59,469,144,584.11

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Solution

The fourth proportional to 100,114,072,524.21, 138,169,264,161.34 and 59,469,144,584.11 is: 82,074,455,072.28

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,114,072,524.21 : 138,169,264,161.34 = 59,469,144,584.11 : x
  2. Step 2: Convert to fraction form
    100,114,072,524.21/138,169,264,161.34 = 59,469,144,584.11/x
  3. Step 3: Cross multiply
    100,114,072,524.21x = 138,169,264,161.34 × 59,469,144,584.11
  4. Step 4: Simplify right side
    100,114,072,524.21x = 8,216,807,947,490,816,950,272
  5. Step 5: Solve for x
    x = 8,216,807,947,490,816,950,272/100,114,072,524.21
  6. Step 6: Final answer
    x = 82,074,455,072.28

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1.5x scale

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.