Home / 153,810,100.20-230,715,150.30-73,188,532.20

Finding the Fourth Proportional to 153,810,100.20, 230,715,150.30 and 73,188,532.20

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Solution

The fourth proportional to 153,810,100.20, 230,715,150.30 and 73,188,532.20 is: 109,782,798.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    153,810,100.20 : 230,715,150.30 = 73,188,532.20 : x
  2. Step 2: Convert to fraction form
    153,810,100.20/230,715,150.30 = 73,188,532.20/x
  3. Step 3: Cross multiply
    153,810,100.20x = 230,715,150.30 × 73,188,532.20
  4. Step 4: Simplify right side
    153,810,100.20x = 16,885,703,206,759,392
  5. Step 5: Solve for x
    x = 16,885,703,206,759,392/153,810,100.20
  6. Step 6: Final answer
    x = 109,782,798.30

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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.