Home / 127,624,512.30-191,484,007.65-51,002,529.90

Finding the Fourth Proportional to 127,624,512.30, 191,484,007.65 and 51,002,529.90

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Solution

The fourth proportional to 127,624,512.30, 191,484,007.65 and 51,002,529.90 is: 76,522,673.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    127,624,512.30 : 191,484,007.65 = 51,002,529.90 : x
  2. Step 2: Convert to fraction form
    127,624,512.30/191,484,007.65 = 51,002,529.90/x
  3. Step 3: Cross multiply
    127,624,512.30x = 191,484,007.65 × 51,002,529.90
  4. Step 4: Simplify right side
    127,624,512.30x = 9,766,168,825,540,954
  5. Step 5: Solve for x
    x = 9,766,168,825,540,954/127,624,512.30
  6. Step 6: Final answer
    x = 76,522,673.03

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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.