Home / 100,605,535.53-150,908,115.06-31,523,627.67

Finding the Fourth Proportional to 100,605,535.53, 150,908,115.06 and 31,523,627.67

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Solution

The fourth proportional to 100,605,535.53, 150,908,115.06 and 31,523,627.67 is: 47,285,382.52

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,605,535.53 : 150,908,115.06 = 31,523,627.67 : x
  2. Step 2: Convert to fraction form
    100,605,535.53/150,908,115.06 = 31,523,627.67/x
  3. Step 3: Cross multiply
    100,605,535.53x = 150,908,115.06 × 31,523,627.67
  4. Step 4: Simplify right side
    100,605,535.53x = 4,757,171,231,532,960
  5. Step 5: Solve for x
    x = 4,757,171,231,532,960/100,605,535.53
  6. Step 6: Final answer
    x = 47,285,382.52

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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.