Home / 1,048,408,010.40-1,573,619,785.20-531,422,205.60

Finding the Fourth Proportional to 1,048,408,010.40, 1,573,619,785.20 and 531,422,205.60

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Solution

The fourth proportional to 1,048,408,010.40, 1,573,619,785.20 and 531,422,205.60 is: 797,644,131.61

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,048,408,010.40 : 1,573,619,785.20 = 531,422,205.60 : x
  2. Step 2: Convert to fraction form
    1,048,408,010.40/1,573,619,785.20 = 531,422,205.60/x
  3. Step 3: Cross multiply
    1,048,408,010.40x = 1,573,619,785.20 × 531,422,205.60
  4. Step 4: Simplify right side
    1,048,408,010.40x = 836,256,497,026,782,336
  5. Step 5: Solve for x
    x = 836,256,497,026,782,336/1,048,408,010.40
  6. Step 6: Final answer
    x = 797,644,131.61

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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.