Home / 219,952,571.10-303,500,806.11-127,115,150.10

Finding the Fourth Proportional to 219,952,571.10, 303,500,806.11 and 127,115,150.10

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Solution

The fourth proportional to 219,952,571.10, 303,500,806.11 and 127,115,150.10 is: 175,399,406.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    219,952,571.10 : 303,500,806.11 = 127,115,150.10 : x
  2. Step 2: Convert to fraction form
    219,952,571.10/303,500,806.11 = 127,115,150.10/x
  3. Step 3: Cross multiply
    219,952,571.10x = 303,500,806.11 × 127,115,150.10
  4. Step 4: Simplify right side
    219,952,571.10x = 38,579,550,524,143,648
  5. Step 5: Solve for x
    x = 38,579,550,524,143,648/219,952,571.10
  6. Step 6: Final answer
    x = 175,399,406.93

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.