Home / 145,183,169.28-200,350,250.82-79,104,210.60

Finding the Fourth Proportional to 145,183,169.28, 200,350,250.82 and 79,104,210.60

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Solution

The fourth proportional to 145,183,169.28, 200,350,250.82 and 79,104,210.60 is: 109,162,436.07

Step by Step Solution

  1. Step 1: Write the proportion equation
    145,183,169.28 : 200,350,250.82 = 79,104,210.60 : x
  2. Step 2: Convert to fraction form
    145,183,169.28/200,350,250.82 = 79,104,210.60/x
  3. Step 3: Cross multiply
    145,183,169.28x = 200,350,250.82 × 79,104,210.60
  4. Step 4: Simplify right side
    145,183,169.28x = 15,848,548,434,628,100
  5. Step 5: Solve for x
    x = 15,848,548,434,628,100/145,183,169.28
  6. Step 6: Final answer
    x = 109,162,436.07

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1.5x scale

Why These Related Problems?

These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.