Home / 1,504,665,005.40-2,256,997,508.10-521,764,875.90

Finding the Fourth Proportional to 1,504,665,005.40, 2,256,997,508.10 and 521,764,875.90

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Solution

The fourth proportional to 1,504,665,005.40, 2,256,997,508.10 and 521,764,875.90 is: 782,647,313.85

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,504,665,005.40 : 2,256,997,508.10 = 521,764,875.90 : x
  2. Step 2: Convert to fraction form
    1,504,665,005.40/2,256,997,508.10 = 521,764,875.90/x
  3. Step 3: Cross multiply
    1,504,665,005.40x = 2,256,997,508.10 × 521,764,875.90
  4. Step 4: Simplify right side
    1,504,665,005.40x = 1,177,622,024,720,405,760
  5. Step 5: Solve for x
    x = 1,177,622,024,720,405,760/1,504,665,005.40
  6. Step 6: Final answer
    x = 782,647,313.85

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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.