Home / 230,641,662.99-318,285,289.30-130,191,243.79

Finding the Fourth Proportional to 230,641,662.99, 318,285,289.30 and 130,191,243.79

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Solution

The fourth proportional to 230,641,662.99, 318,285,289.30 and 130,191,243.79 is: 179,663,800.36

Step by Step Solution

  1. Step 1: Write the proportion equation
    230,641,662.99 : 318,285,289.30 = 130,191,243.79 : x
  2. Step 2: Convert to fraction form
    230,641,662.99/318,285,289.30 = 130,191,243.79/x
  3. Step 3: Cross multiply
    230,641,662.99x = 318,285,289.30 × 130,191,243.79
  4. Step 4: Simplify right side
    230,641,662.99x = 41,437,957,694,026,984
  5. Step 5: Solve for x
    x = 41,437,957,694,026,984/230,641,662.99
  6. Step 6: Final answer
    x = 179,663,800.36

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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.