Home / 259,745,268.24-389,617,803-104,299,029.72

Finding the Fourth Proportional to 259,745,268.24, 389,617,803 and 104,299,029.72

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Solution

The fourth proportional to 259,745,268.24, 389,617,803 and 104,299,029.72 is: 156,448,504.68

Step by Step Solution

  1. Step 1: Write the proportion equation
    259,745,268.24 : 389,617,803 = 104,299,029.72 : x
  2. Step 2: Convert to fraction form
    259,745,268.24/389,617,803 = 104,299,029.72/x
  3. Step 3: Cross multiply
    259,745,268.24x = 389,617,803 × 104,299,029.72
  4. Step 4: Simplify right side
    259,745,268.24x = 40,636,758,814,538,104
  5. Step 5: Solve for x
    x = 40,636,758,814,538,104/259,745,268.24
  6. Step 6: Final answer
    x = 156,448,504.68

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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.