Home / 8,361,905,464.20-12,542,858,196.30-4,642,668,769.80

Finding the Fourth Proportional to 8,361,905,464.20, 12,542,858,196.30 and 4,642,668,769.80

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Solution

The fourth proportional to 8,361,905,464.20, 12,542,858,196.30 and 4,642,668,769.80 is: 6,964,003,154.70

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,361,905,464.20 : 12,542,858,196.30 = 4,642,668,769.80 : x
  2. Step 2: Convert to fraction form
    8,361,905,464.20/12,542,858,196.30 = 4,642,668,769.80/x
  3. Step 3: Cross multiply
    8,361,905,464.20x = 12,542,858,196.30 × 4,642,668,769.80
  4. Step 4: Simplify right side
    8,361,905,464.20x = 58,232,336,031,991,963,648
  5. Step 5: Solve for x
    x = 58,232,336,031,991,963,648/8,361,905,464.20
  6. Step 6: Final answer
    x = 6,964,003,154.70

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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.