Home / 542,613,033.90-813,919,550.85-283,907,555.10

Finding the Fourth Proportional to 542,613,033.90, 813,919,550.85 and 283,907,555.10

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Solution

The fourth proportional to 542,613,033.90, 813,919,550.85 and 283,907,555.10 is: 425,861,332.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    542,613,033.90 : 813,919,550.85 = 283,907,555.10 : x
  2. Step 2: Convert to fraction form
    542,613,033.90/813,919,550.85 = 283,907,555.10/x
  3. Step 3: Cross multiply
    542,613,033.90x = 813,919,550.85 × 283,907,555.10
  4. Step 4: Simplify right side
    542,613,033.90x = 231,077,909,729,913,664
  5. Step 5: Solve for x
    x = 231,077,909,729,913,664/542,613,033.90
  6. Step 6: Final answer
    x = 425,861,332.65

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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.