Home / 208,782,033.12-313,446,750.59-140,002,600.11

Finding the Fourth Proportional to 208,782,033.12, 313,446,750.59 and 140,002,600.11

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Solution

The fourth proportional to 208,782,033.12, 313,446,750.59 and 140,002,600.11 is: 210,187,435.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    208,782,033.12 : 313,446,750.59 = 140,002,600.11 : x
  2. Step 2: Convert to fraction form
    208,782,033.12/313,446,750.59 = 140,002,600.11/x
  3. Step 3: Cross multiply
    208,782,033.12x = 313,446,750.59 × 140,002,600.11
  4. Step 4: Simplify right side
    208,782,033.12x = 43,883,360,077,930,664
  5. Step 5: Solve for x
    x = 43,883,360,077,930,664/208,782,033.12
  6. Step 6: Final answer
    x = 210,187,435.30

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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.