Home / 13,269,177,165.31-19,903,840,154.97-4,425,991,742.53

Finding the Fourth Proportional to 13,269,177,165.31, 19,903,840,154.97 and 4,425,991,742.53

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Solution

The fourth proportional to 13,269,177,165.31, 19,903,840,154.97 and 4,425,991,742.53 is: 6,639,012,432.58

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,177,165.31 : 19,903,840,154.97 = 4,425,991,742.53 : x
  2. Step 2: Convert to fraction form
    13,269,177,165.31/19,903,840,154.97 = 4,425,991,742.53/x
  3. Step 3: Cross multiply
    13,269,177,165.31x = 19,903,840,154.97 × 4,425,991,742.53
  4. Step 4: Simplify right side
    13,269,177,165.31x = 88,094,232,170,534,256,640
  5. Step 5: Solve for x
    x = 88,094,232,170,534,256,640/13,269,177,165.31
  6. Step 6: Final answer
    x = 6,639,012,432.58

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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.