Home / 8,083,357,216.20-12,125,035,824.30-3,945,455,238.60

Finding the Fourth Proportional to 8,083,357,216.20, 12,125,035,824.30 and 3,945,455,238.60

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Solution

The fourth proportional to 8,083,357,216.20, 12,125,035,824.30 and 3,945,455,238.60 is: 5,918,182,857.90

Step by Step Solution

  1. Step 1: Write the proportion equation
    8,083,357,216.20 : 12,125,035,824.30 = 3,945,455,238.60 : x
  2. Step 2: Convert to fraction form
    8,083,357,216.20/12,125,035,824.30 = 3,945,455,238.60/x
  3. Step 3: Cross multiply
    8,083,357,216.20x = 12,125,035,824.30 × 3,945,455,238.60
  4. Step 4: Simplify right side
    8,083,357,216.20x = 47,838,786,111,197,102,080
  5. Step 5: Solve for x
    x = 47,838,786,111,197,102,080/8,083,357,216.20
  6. Step 6: Final answer
    x = 5,918,182,857.90

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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.