Home / 111,995,632.40-167,993,448.60-89,320,816.40

Finding the Fourth Proportional to 111,995,632.40, 167,993,448.60 and 89,320,816.40

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Solution

The fourth proportional to 111,995,632.40, 167,993,448.60 and 89,320,816.40 is: 133,981,224.60

Step by Step Solution

  1. Step 1: Write the proportion equation
    111,995,632.40 : 167,993,448.60 = 89,320,816.40 : x
  2. Step 2: Convert to fraction form
    111,995,632.40/167,993,448.60 = 89,320,816.40/x
  3. Step 3: Cross multiply
    111,995,632.40x = 167,993,448.60 × 89,320,816.40
  4. Step 4: Simplify right side
    111,995,632.40x = 15,005,311,978,803,438
  5. Step 5: Solve for x
    x = 15,005,311,978,803,438/111,995,632.40
  6. Step 6: Final answer
    x = 133,981,224.60

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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.