Home / 323,464,022.48-485,414,347.78-126,703,029.84

Finding the Fourth Proportional to 323,464,022.48, 485,414,347.78 and 126,703,029.84

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Solution

The fourth proportional to 323,464,022.48, 485,414,347.78 and 126,703,029.84 is: 190,140,059.84

Step by Step Solution

  1. Step 1: Write the proportion equation
    323,464,022.48 : 485,414,347.78 = 126,703,029.84 : x
  2. Step 2: Convert to fraction form
    323,464,022.48/485,414,347.78 = 126,703,029.84/x
  3. Step 3: Cross multiply
    323,464,022.48x = 485,414,347.78 × 126,703,029.84
  4. Step 4: Simplify right side
    323,464,022.48x = 61,503,468,591,533,472
  5. Step 5: Solve for x
    x = 61,503,468,591,533,472/323,464,022.48
  6. Step 6: Final answer
    x = 190,140,059.84

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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.