Home / 43,754,801.80-65,632,202.70-30,989,720.20

Finding the Fourth Proportional to 43,754,801.80, 65,632,202.70 and 30,989,720.20

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Solution

The fourth proportional to 43,754,801.80, 65,632,202.70 and 30,989,720.20 is: 46,484,580.30

Step by Step Solution

  1. Step 1: Write the proportion equation
    43,754,801.80 : 65,632,202.70 = 30,989,720.20 : x
  2. Step 2: Convert to fraction form
    43,754,801.80/65,632,202.70 = 30,989,720.20/x
  3. Step 3: Cross multiply
    43,754,801.80x = 65,632,202.70 × 30,989,720.20
  4. Step 4: Simplify right side
    43,754,801.80x = 2,033,923,597,782,684.50
  5. Step 5: Solve for x
    x = 2,033,923,597,782,684.50/43,754,801.80
  6. Step 6: Final answer
    x = 46,484,580.30

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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.