Home / 221,435,112.60-332,152,668.90-178,388,391.60

Finding the Fourth Proportional to 221,435,112.60, 332,152,668.90 and 178,388,391.60

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Solution

The fourth proportional to 221,435,112.60, 332,152,668.90 and 178,388,391.60 is: 267,582,587.40

Step by Step Solution

  1. Step 1: Write the proportion equation
    221,435,112.60 : 332,152,668.90 = 178,388,391.60 : x
  2. Step 2: Convert to fraction form
    221,435,112.60/332,152,668.90 = 178,388,391.60/x
  3. Step 3: Cross multiply
    221,435,112.60x = 332,152,668.90 × 178,388,391.60
  4. Step 4: Simplify right side
    221,435,112.60x = 59,252,180,370,718,336
  5. Step 5: Solve for x
    x = 59,252,180,370,718,336/221,435,112.60
  6. Step 6: Final answer
    x = 267,582,587.40

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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.