Home / 619,470,428,512.20-929,205,642,768.30-367,802,078,857.80

Finding the Fourth Proportional to 619,470,428,512.20, 929,205,642,768.30 and 367,802,078,857.80

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Solution

The fourth proportional to 619,470,428,512.20, 929,205,642,768.30 and 367,802,078,857.80 is: 551,703,118,286.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    619,470,428,512.20 : 929,205,642,768.30 = 367,802,078,857.80 : x
  2. Step 2: Convert to fraction form
    619,470,428,512.20/929,205,642,768.30 = 367,802,078,857.80/x
  3. Step 3: Cross multiply
    619,470,428,512.20x = 929,205,642,768.30 × 367,802,078,857.80
  4. Step 4: Simplify right side
    619,470,428,512.20x = 341,763,767,096,579,035,496,448
  5. Step 5: Solve for x
    x = 341,763,767,096,579,035,496,448/619,470,428,512.20
  6. Step 6: Final answer
    x = 551,703,118,286.70

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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.