Home / 5,640,402,425.60-8,455,228,867.20-4,396,142,892.80

Finding the Fourth Proportional to 5,640,402,425.60, 8,455,228,867.20 and 4,396,142,892.80

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Solution

The fourth proportional to 5,640,402,425.60, 8,455,228,867.20 and 4,396,142,892.80 is: 6,590,025,229.91

Step by Step Solution

  1. Step 1: Write the proportion equation
    5,640,402,425.60 : 8,455,228,867.20 = 4,396,142,892.80 : x
  2. Step 2: Convert to fraction form
    5,640,402,425.60/8,455,228,867.20 = 4,396,142,892.80/x
  3. Step 3: Cross multiply
    5,640,402,425.60x = 8,455,228,867.20 × 4,396,142,892.80
  4. Step 4: Simplify right side
    5,640,402,425.60x = 37,170,394,291,538,673,664
  5. Step 5: Solve for x
    x = 37,170,394,291,538,673,664/5,640,402,425.60
  6. Step 6: Final answer
    x = 6,590,025,229.91

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1.5x scale

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.