Home / 1,513,260,563.76-2,269,986,743.16-639,699,125.04

Finding the Fourth Proportional to 1,513,260,563.76, 2,269,986,743.16 and 639,699,125.04

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Solution

The fourth proportional to 1,513,260,563.76, 2,269,986,743.16 and 639,699,125.04 is: 959,589,226.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,513,260,563.76 : 2,269,986,743.16 = 639,699,125.04 : x
  2. Step 2: Convert to fraction form
    1,513,260,563.76/2,269,986,743.16 = 639,699,125.04/x
  3. Step 3: Cross multiply
    1,513,260,563.76x = 2,269,986,743.16 × 639,699,125.04
  4. Step 4: Simplify right side
    1,513,260,563.76x = 1,452,108,533,451,851,008
  5. Step 5: Solve for x
    x = 1,452,108,533,451,851,008/1,513,260,563.76
  6. Step 6: Final answer
    x = 959,589,226.22

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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.