Home / 14,164,409,846.40-21,260,219,659.20-7,185,101,481.60

Finding the Fourth Proportional to 14,164,409,846.40, 21,260,219,659.20 and 7,185,101,481.60

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Solution

The fourth proportional to 14,164,409,846.40, 21,260,219,659.20 and 7,185,101,481.60 is: 10,784,553,499.16

Step by Step Solution

  1. Step 1: Write the proportion equation
    14,164,409,846.40 : 21,260,219,659.20 = 7,185,101,481.60 : x
  2. Step 2: Convert to fraction form
    14,164,409,846.40/21,260,219,659.20 = 7,185,101,481.60/x
  3. Step 3: Cross multiply
    14,164,409,846.40x = 21,260,219,659.20 × 7,185,101,481.60
  4. Step 4: Simplify right side
    14,164,409,846.40x = 152,756,835,772,459,384,832
  5. Step 5: Solve for x
    x = 152,756,835,772,459,384,832/14,164,409,846.40
  6. Step 6: Final answer
    x = 10,784,553,499.16

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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.