Home / 544,586,339.90-751,506,950.60-321,640,197.39

Finding the Fourth Proportional to 544,586,339.90, 751,506,950.60 and 321,640,197.39

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Solution

The fourth proportional to 544,586,339.90, 751,506,950.60 and 321,640,197.39 is: 443,850,361.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    544,586,339.90 : 751,506,950.60 = 321,640,197.39 : x
  2. Step 2: Convert to fraction form
    544,586,339.90/751,506,950.60 = 321,640,197.39/x
  3. Step 3: Cross multiply
    544,586,339.90x = 751,506,950.60 × 321,640,197.39
  4. Step 4: Simplify right side
    544,586,339.90x = 241,714,843,930,940,960
  5. Step 5: Solve for x
    x = 241,714,843,930,940,960/544,586,339.90
  6. Step 6: Final answer
    x = 443,850,361.68

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Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.