Home / 13,500,139,694.94-20,229,873,510.21-12,028,914,374.46

Finding the Fourth Proportional to 13,500,139,694.94, 20,229,873,510.21 and 12,028,914,374.46

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Solution

The fourth proportional to 13,500,139,694.94, 20,229,873,510.21 and 12,028,914,374.46 is: 18,025,251,720.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,500,139,694.94 : 20,229,873,510.21 = 12,028,914,374.46 : x
  2. Step 2: Convert to fraction form
    13,500,139,694.94/20,229,873,510.21 = 12,028,914,374.46/x
  3. Step 3: Cross multiply
    13,500,139,694.94x = 20,229,873,510.21 × 12,028,914,374.46
  4. Step 4: Simplify right side
    13,500,139,694.94x = 243,343,416,260,472,602,624
  5. Step 5: Solve for x
    x = 243,343,416,260,472,602,624/13,500,139,694.94
  6. Step 6: Final answer
    x = 18,025,251,720.30

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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.