Home / 133,551,242.75-289,944,606.50

Finding the Third Proportional to 133,551,242.75 and 289,944,606.50

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Solution

The third proportional to 133,551,242.75 and 289,944,606.50 is: 629,480,288.67

Step by Step Solution

  1. Step 1: Write the proportion equation
    133,551,242.75 : 289,944,606.50 = 289,944,606.50 : x
  2. Step 2: Convert to fraction form
    133,551,242.75/289,944,606.50 = 289,944,606.50/x
  3. Step 3: Cross multiply
    133,551,242.75x = 289,944,606.50 × 289,944,606.50
  4. Step 4: Simplify right side
    133,551,242.75x = 84,067,874,838,439,840
  5. Step 5: Solve for x
    x = 84,067,874,838,439,840/133,551,242.75
  6. Step 6: Final answer
    x = 629,480,288.67

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Why These Related Problems?

These problems maintain the same ratio (2.17) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.