Home / 1,109,157,630.20-1,530,685,359.17-614,120,382.44

Finding the Fourth Proportional to 1,109,157,630.20, 1,530,685,359.17 and 614,120,382.44

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Solution

The fourth proportional to 1,109,157,630.20, 1,530,685,359.17 and 614,120,382.44 is: 847,512,610.09

Step by Step Solution

  1. Step 1: Write the proportion equation
    1,109,157,630.20 : 1,530,685,359.17 = 614,120,382.44 : x
  2. Step 2: Convert to fraction form
    1,109,157,630.20/1,530,685,359.17 = 614,120,382.44/x
  3. Step 3: Cross multiply
    1,109,157,630.20x = 1,530,685,359.17 × 614,120,382.44
  4. Step 4: Simplify right side
    1,109,157,630.20x = 940,025,078,168,789,248
  5. Step 5: Solve for x
    x = 940,025,078,168,789,248/1,109,157,630.20
  6. Step 6: Final answer
    x = 847,512,610.09

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1.5x scale

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.