Home / 93,025,692-128,375,454.96-51,782,327.46

Finding the Fourth Proportional to 93,025,692, 128,375,454.96 and 51,782,327.46

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Solution

The fourth proportional to 93,025,692, 128,375,454.96 and 51,782,327.46 is: 71,459,611.89

Step by Step Solution

  1. Step 1: Write the proportion equation
    93,025,692 : 128,375,454.96 = 51,782,327.46 : x
  2. Step 2: Convert to fraction form
    93,025,692/128,375,454.96 = 51,782,327.46/x
  3. Step 3: Cross multiply
    93,025,692x = 128,375,454.96 × 51,782,327.46
  4. Step 4: Simplify right side
    93,025,692x = 6,647,579,846,565,201
  5. Step 5: Solve for x
    x = 6,647,579,846,565,201/93,025,692
  6. Step 6: Final answer
    x = 71,459,611.89

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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.