Home / 1,446,632,648-2,169,951,149.28-669,855,037.76

Finding the Fourth Proportional to 1,446,632,648, 2,169,951,149.28 and 669,855,037.76

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Solution

The fourth proportional to 1,446,632,648, 2,169,951,149.28 and 669,855,037.76 is: 1,004,783,564.82

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,446,632,648 : 2,169,951,149.28 = 669,855,037.76 : x
  2. Step 2: Convert to fraction form
    1,446,632,648/2,169,951,149.28 = 669,855,037.76/x
  3. Step 3: Cross multiply
    1,446,632,648x = 2,169,951,149.28 × 669,855,037.76
  4. Step 4: Simplify right side
    1,446,632,648x = 1,453,552,709,038,309,888
  5. Step 5: Solve for x
    x = 1,453,552,709,038,309,888/1,446,632,648
  6. Step 6: Final answer
    x = 1,004,783,564.82

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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.