Home / 100,033,190.29-150,028,790.10-28,212,810.13

Finding the Fourth Proportional to 100,033,190.29, 150,028,790.10 and 28,212,810.13

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Solution

The fourth proportional to 100,033,190.29, 150,028,790.10 and 28,212,810.13 is: 42,313,293.79

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,033,190.29 : 150,028,790.10 = 28,212,810.13 : x
  2. Step 2: Convert to fraction form
    100,033,190.29/150,028,790.10 = 28,212,810.13/x
  3. Step 3: Cross multiply
    100,033,190.29x = 150,028,790.10 × 28,212,810.13
  4. Step 4: Simplify right side
    100,033,190.29x = 4,232,733,769,124,923.50
  5. Step 5: Solve for x
    x = 4,232,733,769,124,923.50/100,033,190.29
  6. Step 6: Final answer
    x = 42,313,293.79

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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.