Home / 13,623,047,912.70-20,434,571,869.05-9,949,727,720.70

Finding the Fourth Proportional to 13,623,047,912.70, 20,434,571,869.05 and 9,949,727,720.70

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Solution

The fourth proportional to 13,623,047,912.70, 20,434,571,869.05 and 9,949,727,720.70 is: 14,924,591,581.05

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,623,047,912.70 : 20,434,571,869.05 = 9,949,727,720.70 : x
  2. Step 2: Convert to fraction form
    13,623,047,912.70/20,434,571,869.05 = 9,949,727,720.70/x
  3. Step 3: Cross multiply
    13,623,047,912.70x = 20,434,571,869.05 × 9,949,727,720.70
  4. Step 4: Simplify right side
    13,623,047,912.70x = 203,318,426,186,123,214,848
  5. Step 5: Solve for x
    x = 203,318,426,186,123,214,848/13,623,047,912.70
  6. Step 6: Final answer
    x = 14,924,591,581.05

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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.