Home / 147,559,826.75-221,387,629.65-43,929,928.44

Finding the Fourth Proportional to 147,559,826.75, 221,387,629.65 and 43,929,928.44

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Solution

The fourth proportional to 147,559,826.75, 221,387,629.65 and 43,929,928.44 is: 65,909,149.81

Step by Step Solution

  1. Step 1: Write the proportion equation
    147,559,826.75 : 221,387,629.65 = 43,929,928.44 : x
  2. Step 2: Convert to fraction form
    147,559,826.75/221,387,629.65 = 43,929,928.44/x
  3. Step 3: Cross multiply
    147,559,826.75x = 221,387,629.65 × 43,929,928.44
  4. Step 4: Simplify right side
    147,559,826.75x = 9,725,542,726,699,136
  5. Step 5: Solve for x
    x = 9,725,542,726,699,136/147,559,826.75
  6. Step 6: Final answer
    x = 65,909,149.81

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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.