Home / 189,455,522.94-261,448,644.87-102,535,394.94

Finding the Fourth Proportional to 189,455,522.94, 261,448,644.87 and 102,535,394.94

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Solution

The fourth proportional to 189,455,522.94, 261,448,644.87 and 102,535,394.94 is: 141,498,857.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    189,455,522.94 : 261,448,644.87 = 102,535,394.94 : x
  2. Step 2: Convert to fraction form
    189,455,522.94/261,448,644.87 = 102,535,394.94/x
  3. Step 3: Cross multiply
    189,455,522.94x = 261,448,644.87 × 102,535,394.94
  4. Step 4: Simplify right side
    189,455,522.94x = 26,807,740,058,273,256
  5. Step 5: Solve for x
    x = 26,807,740,058,273,256/189,455,522.94
  6. Step 6: Final answer
    x = 141,498,857.58

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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.