Home / 190,399,631.00-262,789,172.52-123,501,495.39

Finding the Fourth Proportional to 190,399,631.00, 262,789,172.52 and 123,501,495.39

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Solution

The fourth proportional to 190,399,631.00, 262,789,172.52 and 123,501,495.39 is: 170,456,505.65

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,399,631.00 : 262,789,172.52 = 123,501,495.39 : x
  2. Step 2: Convert to fraction form
    190,399,631.00/262,789,172.52 = 123,501,495.39/x
  3. Step 3: Cross multiply
    190,399,631.00x = 262,789,172.52 × 123,501,495.39
  4. Step 4: Simplify right side
    190,399,631.00x = 32,454,855,777,072,108
  5. Step 5: Solve for x
    x = 32,454,855,777,072,108/190,399,631.00
  6. Step 6: Final answer
    x = 170,456,505.65

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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.