Home / 257,437,731.60-386,305,896.60-95,895,997.20

Finding the Fourth Proportional to 257,437,731.60, 386,305,896.60 and 95,895,997.20

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Solution

The fourth proportional to 257,437,731.60, 386,305,896.60 and 95,895,997.20 is: 143,899,610.01

Step by Step Solution

  1. Step 1: Write the proportion equation
    257,437,731.60 : 386,305,896.60 = 95,895,997.20 : x
  2. Step 2: Convert to fraction form
    257,437,731.60/386,305,896.60 = 95,895,997.20/x
  3. Step 3: Cross multiply
    257,437,731.60x = 386,305,896.60 × 95,895,997.20
  4. Step 4: Simplify right side
    257,437,731.60x = 37,045,189,178,697,096
  5. Step 5: Solve for x
    x = 37,045,189,178,697,096/257,437,731.60
  6. Step 6: Final answer
    x = 143,899,610.01

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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.