Home / 193,618,866.80-290,428,300.20-149,780,889.20

Finding the Fourth Proportional to 193,618,866.80, 290,428,300.20 and 149,780,889.20

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Solution

The fourth proportional to 193,618,866.80, 290,428,300.20 and 149,780,889.20 is: 224,671,333.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    193,618,866.80 : 290,428,300.20 = 149,780,889.20 : x
  2. Step 2: Convert to fraction form
    193,618,866.80/290,428,300.20 = 149,780,889.20/x
  3. Step 3: Cross multiply
    193,618,866.80x = 290,428,300.20 × 149,780,889.20
  4. Step 4: Simplify right side
    193,618,866.80x = 43,500,609,052,800,536
  5. Step 5: Solve for x
    x = 43,500,609,052,800,536/193,618,866.80
  6. Step 6: Final answer
    x = 224,671,333.80

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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.