Home / 1,441,502,687.20-2,162,035,558.18-392,322,649.36

Finding the Fourth Proportional to 1,441,502,687.20, 2,162,035,558.18 and 392,322,649.36

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Solution

The fourth proportional to 1,441,502,687.20, 2,162,035,558.18 and 392,322,649.36 is: 588,424,514.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,441,502,687.20 : 2,162,035,558.18 = 392,322,649.36 : x
  2. Step 2: Convert to fraction form
    1,441,502,687.20/2,162,035,558.18 = 392,322,649.36/x
  3. Step 3: Cross multiply
    1,441,502,687.20x = 2,162,035,558.18 × 392,322,649.36
  4. Step 4: Simplify right side
    1,441,502,687.20x = 848,215,518,195,703,936
  5. Step 5: Solve for x
    x = 848,215,518,195,703,936/1,441,502,687.20
  6. Step 6: Final answer
    x = 588,424,514.03

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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.