Home / 13,269,177,164.31-19,903,840,153.47-4,425,991,741.53

Finding the Fourth Proportional to 13,269,177,164.31, 19,903,840,153.47 and 4,425,991,741.53

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Solution

The fourth proportional to 13,269,177,164.31, 19,903,840,153.47 and 4,425,991,741.53 is: 6,639,012,431.08

Step by Step Solution

  1. Step 1: Write the proportion equation
    13,269,177,164.31 : 19,903,840,153.47 = 4,425,991,741.53 : x
  2. Step 2: Convert to fraction form
    13,269,177,164.31/19,903,840,153.47 = 4,425,991,741.53/x
  3. Step 3: Cross multiply
    13,269,177,164.31x = 19,903,840,153.47 × 4,425,991,741.53
  4. Step 4: Simplify right side
    13,269,177,164.31x = 88,094,232,143,991,422,976
  5. Step 5: Solve for x
    x = 88,094,232,143,991,422,976/13,269,177,164.31
  6. Step 6: Final answer
    x = 6,639,012,431.08

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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.