Home / 100,033,161.10-150,028,746.45-28,212,780.94

Finding the Fourth Proportional to 100,033,161.10, 150,028,746.45 and 28,212,780.94

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Solution

The fourth proportional to 100,033,161.10, 150,028,746.45 and 28,212,780.94 is: 42,313,250.04

Step by Step Solution

  1. Step 1: Write the proportion equation
    100,033,161.10 : 150,028,746.45 = 28,212,780.94 : x
  2. Step 2: Convert to fraction form
    100,033,161.10/150,028,746.45 = 28,212,780.94/x
  3. Step 3: Cross multiply
    100,033,161.10x = 150,028,746.45 × 28,212,780.94
  4. Step 4: Simplify right side
    100,033,161.10x = 4,232,728,157,815,782.50
  5. Step 5: Solve for x
    x = 4,232,728,157,815,782.50/100,033,161.10
  6. Step 6: Final answer
    x = 42,313,250.04

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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.