Home / 351,581,630.99-527,321,111.38-102,519,961.07

Finding the Fourth Proportional to 351,581,630.99, 527,321,111.38 and 102,519,961.07

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Solution

The fourth proportional to 351,581,630.99, 527,321,111.38 and 102,519,961.07 is: 153,764,972.47

Step by Step Solution

  1. Step 1: Write the proportion equation
    351,581,630.99 : 527,321,111.38 = 102,519,961.07 : x
  2. Step 2: Convert to fraction form
    351,581,630.99/527,321,111.38 = 102,519,961.07/x
  3. Step 3: Cross multiply
    351,581,630.99x = 527,321,111.38 × 102,519,961.07
  4. Step 4: Simplify right side
    351,581,630.99x = 54,060,939,811,128,736
  5. Step 5: Solve for x
    x = 54,060,939,811,128,736/351,581,630.99
  6. Step 6: Final answer
    x = 153,764,972.47

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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.