Home / 3,216,107,348.26-4,438,361,572.27-1,787,173,119.34

Finding the Fourth Proportional to 3,216,107,348.26, 4,438,361,572.27 and 1,787,173,119.34

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Solution

The fourth proportional to 3,216,107,348.26, 4,438,361,572.27 and 1,787,173,119.34 is: 2,466,373,051.93

Step by Step Solution

  1. Step 1: Write the proportion equation
    3,216,107,348.26 : 4,438,361,572.27 = 1,787,173,119.34 : x
  2. Step 2: Convert to fraction form
    3,216,107,348.26/4,438,361,572.27 = 1,787,173,119.34/x
  3. Step 3: Cross multiply
    3,216,107,348.26x = 4,438,361,572.27 × 1,787,173,119.34
  4. Step 4: Simplify right side
    3,216,107,348.26x = 7,932,120,495,856,999,424
  5. Step 5: Solve for x
    x = 7,932,120,495,856,999,424/3,216,107,348.26
  6. Step 6: Final answer
    x = 2,466,373,051.93

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Double scale
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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.