Home / 766,745,571.61-1,147,759,453.57-500,277,513.28

Finding the Fourth Proportional to 766,745,571.61, 1,147,759,453.57 and 500,277,513.28

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Solution

The fourth proportional to 766,745,571.61, 1,147,759,453.57 and 500,277,513.28 is: 748,877,158.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    766,745,571.61 : 1,147,759,453.57 = 500,277,513.28 : x
  2. Step 2: Convert to fraction form
    766,745,571.61/1,147,759,453.57 = 500,277,513.28/x
  3. Step 3: Cross multiply
    766,745,571.61x = 1,147,759,453.57 × 500,277,513.28
  4. Step 4: Simplify right side
    766,745,571.61x = 574,198,245,270,850,624
  5. Step 5: Solve for x
    x = 574,198,245,270,850,624/766,745,571.61
  6. Step 6: Final answer
    x = 748,877,158.90

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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.