Home / 150,846,822.76-208,161,903.36-88,128,736.60

Finding the Fourth Proportional to 150,846,822.76, 208,161,903.36 and 88,128,736.60

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Solution

The fourth proportional to 150,846,822.76, 208,161,903.36 and 88,128,736.60 is: 121,613,735.15

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,846,822.76 : 208,161,903.36 = 88,128,736.60 : x
  2. Step 2: Convert to fraction form
    150,846,822.76/208,161,903.36 = 88,128,736.60/x
  3. Step 3: Cross multiply
    150,846,822.76x = 208,161,903.36 × 88,128,736.60
  4. Step 4: Simplify right side
    150,846,822.76x = 18,345,045,551,368,096
  5. Step 5: Solve for x
    x = 18,345,045,551,368,096/150,846,822.76
  6. Step 6: Final answer
    x = 121,613,735.15

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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.