Home / 555,501,781.20-832,874,758.20-264,508,309.20

Finding the Fourth Proportional to 555,501,781.20, 832,874,758.20 and 264,508,309.20

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Solution

The fourth proportional to 555,501,781.20, 832,874,758.20 and 264,508,309.20 is: 396,582,516.06

Step by Step Solution

  1. Step 1: Write the proportion equation
    555,501,781.20 : 832,874,758.20 = 264,508,309.20 : x
  2. Step 2: Convert to fraction form
    555,501,781.20/832,874,758.20 = 264,508,309.20/x
  3. Step 3: Cross multiply
    555,501,781.20x = 832,874,758.20 × 264,508,309.20
  4. Step 4: Simplify right side
    555,501,781.20x = 220,302,294,066,840,832
  5. Step 5: Solve for x
    x = 220,302,294,066,840,832/555,501,781.20
  6. Step 6: Final answer
    x = 396,582,516.06

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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.