Home / 15,096,538,564.81-20,833,286,145.46-8,322,208,322.31

Finding the Fourth Proportional to 15,096,538,564.81, 20,833,286,145.46 and 8,322,208,322.31

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Solution

The fourth proportional to 15,096,538,564.81, 20,833,286,145.46 and 8,322,208,322.31 is: 11,484,682,173.76

Step by Step Solution

  1. Step 1: Write the proportion equation
    15,096,538,564.81 : 20,833,286,145.46 = 8,322,208,322.31 : x
  2. Step 2: Convert to fraction form
    15,096,538,564.81/20,833,286,145.46 = 8,322,208,322.31/x
  3. Step 3: Cross multiply
    15,096,538,564.81x = 20,833,286,145.46 × 8,322,208,322.31
  4. Step 4: Simplify right side
    15,096,538,564.81x = 173,378,947,340,812,845,056
  5. Step 5: Solve for x
    x = 173,378,947,340,812,845,056/15,096,538,564.81
  6. Step 6: Final answer
    x = 11,484,682,173.76

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.