Home / 100,033,182.92-150,028,778.88-28,212,802.76

Finding the Fourth Proportional to 100,033,182.92, 150,028,778.88 and 28,212,802.76

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Solution

The fourth proportional to 100,033,182.92, 150,028,778.88 and 28,212,802.76 is: 42,313,282.69

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,033,182.92 : 150,028,778.88 = 28,212,802.76 : x
  2. Step 2: Convert to fraction form
    100,033,182.92/150,028,778.88 = 28,212,802.76/x
  3. Step 3: Cross multiply
    100,033,182.92x = 150,028,778.88 × 28,212,802.76
  4. Step 4: Simplify right side
    100,033,182.92x = 4,232,732,346,865,094
  5. Step 5: Solve for x
    x = 4,232,732,346,865,094/100,033,182.92
  6. Step 6: Final answer
    x = 42,313,282.69

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1.5x scale

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.