Home / 74,207,353,928.40-111,311,030,892.64-38,821,036,078.80

Finding the Fourth Proportional to 74,207,353,928.40, 111,311,030,892.64 and 38,821,036,078.80

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Solution

The fourth proportional to 74,207,353,928.40, 111,311,030,892.64 and 38,821,036,078.80 is: 58,231,554,118.22

Step by Step Solution

  1. Step 1: Write the proportion equation
    74,207,353,928.40 : 111,311,030,892.64 = 38,821,036,078.80 : x
  2. Step 2: Convert to fraction form
    74,207,353,928.40/111,311,030,892.64 = 38,821,036,078.80/x
  3. Step 3: Cross multiply
    74,207,353,928.40x = 111,311,030,892.64 × 38,821,036,078.80
  4. Step 4: Simplify right side
    74,207,353,928.40x = 4,321,209,546,251,599,085,568
  5. Step 5: Solve for x
    x = 4,321,209,546,251,599,085,568/74,207,353,928.40
  6. Step 6: Final answer
    x = 58,231,554,118.22

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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.