Home / 190,864,048.32-263,395,874.88-106,099,125.76

Finding the Fourth Proportional to 190,864,048.32, 263,395,874.88 and 106,099,125.76

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Solution

The fourth proportional to 190,864,048.32, 263,395,874.88 and 106,099,125.76 is: 146,418,732.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    190,864,048.32 : 263,395,874.88 = 106,099,125.76 : x
  2. Step 2: Convert to fraction form
    190,864,048.32/263,395,874.88 = 106,099,125.76/x
  3. Step 3: Cross multiply
    190,864,048.32x = 263,395,874.88 × 106,099,125.76
  4. Step 4: Simplify right side
    190,864,048.32x = 27,946,072,053,558,344
  5. Step 5: Solve for x
    x = 27,946,072,053,558,344/190,864,048.32
  6. Step 6: Final answer
    x = 146,418,732.60

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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.