Home / 1,237,708,745.28-1,856,361,213.24-364,105,876.68

Finding the Fourth Proportional to 1,237,708,745.28, 1,856,361,213.24 and 364,105,876.68

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Solution

The fourth proportional to 1,237,708,745.28, 1,856,361,213.24 and 364,105,876.68 is: 546,099,419.24

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,237,708,745.28 : 1,856,361,213.24 = 364,105,876.68 : x
  2. Step 2: Convert to fraction form
    1,237,708,745.28/1,856,361,213.24 = 364,105,876.68/x
  3. Step 3: Cross multiply
    1,237,708,745.28x = 1,856,361,213.24 × 364,105,876.68
  4. Step 4: Simplify right side
    1,237,708,745.28x = 675,912,026,981,498,624
  5. Step 5: Solve for x
    x = 675,912,026,981,498,624/1,237,708,745.28
  6. Step 6: Final answer
    x = 546,099,419.24

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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.