Home / 150,721,201.20-226,081,801.80-112,457,449.20

Finding the Fourth Proportional to 150,721,201.20, 226,081,801.80 and 112,457,449.20

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Solution

The fourth proportional to 150,721,201.20, 226,081,801.80 and 112,457,449.20 is: 168,686,173.80

Step by Step Solution

  1. Step 1: Write the proportion equation
    150,721,201.20 : 226,081,801.80 = 112,457,449.20 : x
  2. Step 2: Convert to fraction form
    150,721,201.20/226,081,801.80 = 112,457,449.20/x
  3. Step 3: Cross multiply
    150,721,201.20x = 226,081,801.80 × 112,457,449.20
  4. Step 4: Simplify right side
    150,721,201.20x = 25,424,582,740,967,972
  5. Step 5: Solve for x
    x = 25,424,582,740,967,972/150,721,201.20
  6. Step 6: Final answer
    x = 168,686,173.80

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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.