Home / 99,813,664.46-149,734,778.82-30,732,313.07

Finding the Fourth Proportional to 99,813,664.46, 149,734,778.82 and 30,732,313.07

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Solution

The fourth proportional to 99,813,664.46, 149,734,778.82 and 30,732,313.07 is: 46,102,867.03

Step by Step Solution

  1. Step 1: Write the proportion equation
    99,813,664.46 : 149,734,778.82 = 30,732,313.07 : x
  2. Step 2: Convert to fraction form
    99,813,664.46/149,734,778.82 = 30,732,313.07/x
  3. Step 3: Cross multiply
    99,813,664.46x = 149,734,778.82 × 30,732,313.07
  4. Step 4: Simplify right side
    99,813,664.46x = 4,601,696,100,422,536
  5. Step 5: Solve for x
    x = 4,601,696,100,422,536/99,813,664.46
  6. Step 6: Final answer
    x = 46,102,867.03

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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.