Home / 199,632,004.70-299,448,007.05-170,406,686.30

Finding the Fourth Proportional to 199,632,004.70, 299,448,007.05 and 170,406,686.30

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Solution

The fourth proportional to 199,632,004.70, 299,448,007.05 and 170,406,686.30 is: 255,610,029.45

Step by Step Solution

  1. Step 1: Write the proportion equation
    199,632,004.70 : 299,448,007.05 = 170,406,686.30 : x
  2. Step 2: Convert to fraction form
    199,632,004.70/299,448,007.05 = 170,406,686.30/x
  3. Step 3: Cross multiply
    199,632,004.70x = 299,448,007.05 × 170,406,686.30
  4. Step 4: Simplify right side
    199,632,004.70x = 51,027,942,600,529,544
  5. Step 5: Solve for x
    x = 51,027,942,600,529,544/199,632,004.70
  6. Step 6: Final answer
    x = 255,610,029.45

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Similar ratio
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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.