Home / 187,954,797.12-259,373,711.70-104,318,021.34

Finding the Fourth Proportional to 187,954,797.12, 259,373,711.70 and 104,318,021.34

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Solution

The fourth proportional to 187,954,797.12, 259,373,711.70 and 104,318,021.34 is: 143,956,700.26

Step by Step Solution

  1. Step 1: Write the proportion equation
    187,954,797.12 : 259,373,711.70 = 104,318,021.34 : x
  2. Step 2: Convert to fraction form
    187,954,797.12/259,373,711.70 = 104,318,021.34/x
  3. Step 3: Cross multiply
    187,954,797.12x = 259,373,711.70 × 104,318,021.34
  4. Step 4: Simplify right side
    187,954,797.12x = 27,057,352,392,155,608
  5. Step 5: Solve for x
    x = 27,057,352,392,155,608/187,954,797.12
  6. Step 6: Final answer
    x = 143,956,700.26

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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.