Home / 188,895,784.38-260,537,423.58-125,200,928.94

Finding the Fourth Proportional to 188,895,784.38, 260,537,423.58 and 125,200,928.94

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Solution

The fourth proportional to 188,895,784.38, 260,537,423.58 and 125,200,928.94 is: 172,685,311.97

Step by Step Solution

  1. Step 1: Write the proportion equation
    188,895,784.38 : 260,537,423.58 = 125,200,928.94 : x
  2. Step 2: Convert to fraction form
    188,895,784.38/260,537,423.58 = 125,200,928.94/x
  3. Step 3: Cross multiply
    188,895,784.38x = 260,537,423.58 × 125,200,928.94
  4. Step 4: Simplify right side
    188,895,784.38x = 32,619,527,455,850,260
  5. Step 5: Solve for x
    x = 32,619,527,455,850,260/188,895,784.38
  6. Step 6: Final answer
    x = 172,685,311.97

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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.