Home / 302,387,520.24-453,584,761.56-127,540,109.52

Finding the Fourth Proportional to 302,387,520.24, 453,584,761.56 and 127,540,109.52

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Solution

The fourth proportional to 302,387,520.24, 453,584,761.56 and 127,540,109.52 is: 191,311,632.57

Step by Step Solution

  1. Step 1: Write the proportion equation
    302,387,520.24 : 453,584,761.56 = 127,540,109.52 : x
  2. Step 2: Convert to fraction form
    302,387,520.24/453,584,761.56 = 127,540,109.52/x
  3. Step 3: Cross multiply
    302,387,520.24x = 453,584,761.56 × 127,540,109.52
  4. Step 4: Simplify right side
    302,387,520.24x = 57,850,250,165,965,488
  5. Step 5: Solve for x
    x = 57,850,250,165,965,488/302,387,520.24
  6. Step 6: Final answer
    x = 191,311,632.57

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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.